Nausea and Vomiting Related Diseases & Conditions

Medical conditions are often related to other diseases and conditions. Our doctors have compiled a list of ailments related to the topic of Nausea and Vomiting. These conditions may be a cause or symptom of Nausea and Vomiting or be a condition for which you may be at increased risk.

  • Kidney Stones Kidney stones are solid masses of crystalline material that form in the kidneys. Symptoms of kidney stones can include pain,...learn more »
  • Gallbladder Pain (Gall Bladder Pain) Gallbladder pain (often misspelled "gall bladder") is generally produced by of five problems, biliary colic, cholecystitis,...learn more »
  • Staph Infection (Staphylococcus Aureus) Staphylococcus or Staph is a group of bacteria that can cause a multitude of diseases. Staph infections can cause illness...learn more »
  • Low Blood Pressure (Hypotension) Low blood pressure, also referred to as hypotension, is blood pressure that is so low that it causes symptoms or signs due to the...learn more »
  • Liver Disease Liver disease can be cause by a variety of things including infection (hepatitis), diseases such as gallstones, high cholesterol...learn more »
  • Gastritis Gastritis is an inflammation of the stomach lining. Causes of gastritis include drinking too much alcohol, medications such as...learn more »
  • Shingles Shingles, or herpes zoster, is a painful rash caused by the varicella zoster virus. Other shingles symptoms include headache,...learn more »
  • Abdominal Pain (Causes, Remedies, Treatment) Abdominal pain can have many causes. Some of the less serious causes include bloating, gas, colitis, endometriosis, food...learn more »
  • Ticks Ticks are known transmitters of disease to humans and animals. Tick-borne diseases include Lyme disease, Rocky Mountain spotted...learn more »
    In This Article
    Ticks Article
    • Tick bite facts
    • What a tick looks like
    • What are tick bite symptoms and signs?
    • What diseases do ticks transmit (act as vectors) to humans?
    • How is a tick bite diagnosed?
    • What are the symptoms and signs of diseases transmitted by ticks?
    • How to treat a tick bite
    • How is a tick removed from the skin?
    • What is the prognosis (outlook) for people who get a tick bite?
    • What are the risk factors for tick bites?
    • How are bites from ticks prevented?
    • Where can I find more information about ticks?
  • Pregnancy (Week By Week, Trimesters) There are many symptoms involved in the 1st, 2nd and 3rd trimesters of pregnancy. The first early pregnancy symptom is typically...learn more »
    In This Article
    Pregnancy (Week By Week, Trimesters) Article
    • Pregnancy facts*
    • Introduction
    • What is the first trimester (week 1-week 12)?
    • What is the second trimester (week 13-week 28)?
    • What is the third trimester (week 29-week 40)?
    • How will my baby develop week by week?
    • What are the changes that happen to a woman's body during the 1st, 2nd, and 3rd trimester of her pregnancy?
    • Body aches
    • Breast changes
    • Constipation
    • Dizziness
    • Fatigue, sleep problems
    • Heartburn and indigestion
    • Hemorrhoids during pregnancy
    • Itching
    • Leg cramps
    • Morning sickness
    • Nasal problems
    • Numb or tingling hands
    • Stretch marks, skin changes
    • Swelling
    • Urinary frequency and leaking
    • Varicose veins
  • Lung Cancer Lung cancer kills more men and women than any other form of cancer. Eight out of 10 lung cancers are due to tobacco smoke. Lung...learn more »
  • Polycythemia (High Red Blood Cell Count) Polycythemia (elevated red blood cell count) causes are either primary (aquired or genetic mutations) or secondary (diseases,...learn more »
    In This Article
    Polycythemia (High Red Blood Cell Count) Article
    • Polycythemia facts
    • What is polycythemia?
    • What are normal ranges of hematocrit, red cell counts, and hemoglobin?
    • What causes polycythemia?
    • What are the causes of primary polycythemia?
    • What are the common causes of secondary polycythemia?
    • Can other sources of erythropoietin (EPO) cause polycythemia?
    • What is relative polycythemia?
    • What are the risk factors for polycythemia?
    • What is stress polycythemia?
    • What are the symptoms of polycythemia?
    • When should I see a doctor about polycythemia?
    • How is polycythemia diagnosed?
    • What is the treatment for polycythemia?
    • What are the complications of polycythemia?
    • Can polycythemia be prevented?
    • What is the outlook (prognosis) for polycythemia?
  • Upper Respiratory Tract Infection An upper respiratory infection is a contagious infection of the structures of the upper respiratory tract, which includes the...learn more »
  • Liver Cancer Liver cancer is cancer of the liver cells (hepatocellular carcinoma) or of the ducts in the liver (cholangiocarcinoma). Liver...learn more »
    In This Article
    Liver Cancer Article
    • Liver cancer facts
    • What is liver cancer?
    • What is metastatic liver cancer?
    • What causes liver cancer?
    • What are the risk factors for liver cancer?
    • What are liver cancer symptoms and signs?
    • How is liver cancer diagnosed?
    • How is liver cancer staged?
    • What is the treatment for liver cancer?
    • What is the follow-up after treatment for liver cancer?
    • What is the prognosis of liver cancer? What are the survival rates for liver cancer?
    • Are there alternative and complementary therapies for liver cancer?
    • Can liver cancer be prevented?
    • Where can you learn more about liver cancer?
  • H. pylori (Helicobacter Pylori ) Infection Helicobacter pylori (H. pylori) is a bacteria that causes chronic inflammation (gastritis) of the inner lining of the stomach,...learn more »
  • Dengue Fever Dengue fever is contracted from the bite of a striped Aedes aegypti mosquito. Symptoms and signs of dengue include headache,...learn more »
  • Hiccups Hiccups are a sudden, involuntary contraction of the diaphragm muscle. In general hiccups are just a temporary condition. Some of...learn more »
  • Spider Bites (Including Black Widow and Brown Recluse) The majority of spiders in the United States are harmless. Two exceptions include the black widow spider and the brown recluse...learn more »
    In This Article
    Spider Bites (Including Black Widow and Brown Recluse) Article
    • Spider bites facts
    • What are the symptoms of spider bites?
    • Black widow spider bite symptoms
    • Brown recluse spider bite symptoms
    • Are spider bites dangerous?
    • What should you do if you are bitten by a spider?
    • What should you do if you are bitten by a black widow or brown recluse spider?
  • Bronchitis (Acute) Bronchitis is inflammation of the airways in the lung. Acute bronchitis is is short in duration (10 to 20 days) in comparison...learn more »
  • Gallstones Gallstones are stones that form when substances in the bile harden. Gallstones (formed in the gallbladder) can be as small as...learn more »
  • Multiple Myeloma Multiple myeloma is a form of cancer that develops in plasma cells, the white blood cells that make antibodies. Symptoms include...learn more »
    In This Article
    Multiple Myeloma Article
    • Multiple myeloma facts
    • What is multiple myeloma?
    • What causes multiple myeloma?
    • What are risk factors for multiple myeloma?
    • What are multiple myeloma symptoms and signs?
    • How do health-care professionals diagnose multiple myeloma?
    • What are the stages of multiple myeloma?
    • What is the treatment for multiple myeloma?
    • What types of specialists treat multiple myeloma?
    • What is the prognosis for multiple myeloma?
    • What support systems are available for multiple myeloma?
  • Sunburn (Sun Poisoning) Sunburn is caused by overexposure to UV radiation from the sun. UV rays can also damage the eyes. Repeated overexposure to UV...learn more »
    In This Article
    Sunburn (Sun Poisoning) Article
    • Sunburn and sun poisoning facts
    • What is sunburn?
    • Can sunburn cause permanent damage?
    • What is UV light and where are UV rays most intense?
    • What are the symptoms of sunburn?
    • What are the symptoms of severe sunburn (sun poisoning)?
    • Sunburn pictures
    • What first-aid measures should be taken with sunburn?
    • What is the treatment for sunburn?
    • Are there any home remedies to treat sunburn?
    • Is a follow-up visit with a physician necessary?
    • Who is most susceptible to sunburn?
    • Can diseases cause a heightened sensitivity to UV rays?
    • What kinds of skin cancer can UV rays cause?
    • How can sunburn and skin cancer be prevented?
    • How do sunscreens work?
    • What is SPF?
    • What is the best way to apply sunscreen?
    • Do sunscreens expire?
    • Can antioxidants protect against sunburn?
  • Dehydration Dehydration is the excessive loss of body water. There are a number of causes of dehydration including heat exposure, prolonged...learn more »
    In This Article
    Dehydration Article
    • Dehydration facts
    • What is dehydration?
    • What causes dehydration?
    • Dehydration pictures
    • What are the signs and symptoms of dehydration?
    • What about dehydration in children?
    • How is dehydration diagnosed?
    • How is dehydration treated?
    • Can I treat dehydration at home?
    • What are the complications of dehydration?
    • Can dehydration be prevented?
  • Dizziness Dizziness is a symptom that is often applies to a variety of sensations including lightheadedness and vertigo. Causes of...learn more »
    In This Article
    Dizziness Article
    • Dizziness facts
    • Introduction to dizziness (feeling dizzy)
    • What are some common causes of dizziness?
    • Low blood pressure
    • Postural or orthostatic hypotension
    • High blood pressure
    • Diabetes
    • Endocrine diseases
    • Hyperventilation
    • Heart conditions
    • Vasovagal syncope
    • Dizziness and vertigo
    • What are the symptoms experienced when a person feels dizzy?
    • When should I call the doctor for dizziness?
    • How is dizziness diagnosed?
    • How is vertigo diagnosed?
    • How is dizziness treated?
  • Kidney Infection (Pyelonephritis) Kidney infection (pyelonephritis) usually is caused from bacteria that have spread from the bladder from a UTI (urinary tract...learn more »
  • Brain Tumor A brain tumor can be either benign (non cancerous) or malignant (cancerous), primary, or secondary. Causes and risk factors...learn more »
    In This Article
    Brain Tumor Article
    • Brain tumor facts*
    • What is the brain?
    • What are the tumor grades and types?
    • Tumor grade
    • Types of primary brain tumors
    • What are the risk factors for brain tumors?
    • What are the symptoms of a brain tumor?
    • How are brain tumors diagnosed?
    • What is the treatment for a brain tumor?
    • What type of surgery is available for brain tumors?
    • Radiation therapy for brain tumors
    • Chemotherapy for brain tumors
    • What about a second opinion for brain tumor treatment?
    • Nutrition during brain tumor treatment
    • What supportive care is available for patients and caregivers?
    • What about rehabilitation after brain tumor treatment?
    • What about follow-up care after brain tumor treatment?
    • Sources of support
    • Taking part in cancer research
  • Migraine Headache Migraine headaches are severe headaches that are accompanies to sensitivity to light, sounds, and smells. They are often...learn more »
    In This Article
    Migraine Headache Article
    • Migraine headache facts
    • What is a migraine?
    • What are migraine triggers?
    • What causes migraines?
    • What are the risk factors for migraine?
    • What are the signs and symptoms of migraines?
    • How are migraines diagnosed?
    • What is the treatment for migraines?
    • Migraine medications
    • What self-care treatment and lifestyle changes work for migraines?
    • How are migraines managed during pregnancy?
    • How are migraines managed in children?
    • What is the prognosis for migraines?
    • Can migraines be prevented?
  • Low Potassium (Hypokalemia) Potassium is an essential electrolyte necessary for cell function. Low potassium (hypokalemia) may be caused by diarrhea,...learn more »
    In This Article
    Low Potassium (Hypokalemia) Article
    • What is potassium?
    • What are the causes of low potassium (hypokalemia)?
    • What are the symptoms of low potassium?
    • How is low potassium diagnosed?
    • What is the treatment for low potassium?
    • How can low potassium be prevented?
  • Liver (Anatomy and Function) The liver is the largest gland and organ in the body. There are a variety of liver diseases caused by liver inflammation,...learn more »
    In This Article
    Liver (Anatomy and Function) Article
    • Facts about the liver
    • What is the function of the liver?
    • What are symptoms of liver diseases?
    • What does the liver look like, and where is it located in the body?
    • Liver disease causes (fatty liver, cirrhosis, hepatitis, and infections)
    • Liver disease causes (medications, toxins, genetics, cancer, and others)
    • What kind of doctor treats liver disease?
    • How is an examination of the liver performed?
    • What is a liver biopsy?
    • Can diseases of the liver be prevented?
  • Heat Exhaustion Heat exhaustion is a milder form of heat-related illness that can develop after several days of exposure to high temperatures and...learn more »
    In This Article
    Heat Exhaustion Article
    • Heat exhaustion definition and facts
    • What is heat exhaustion?
    • What causes heat exhaustion?
    • Who is at risk for heat exhaustion?
    • What are the symptoms of heat exhaustion?
    • When should an individual seek medical care for heat exhaustion
    • How is heat exhaustion diagnosed?
    • What is the treatment for heat exhaustion?
    • What are the complications of heat exhaustion?
    • How can heat exhaustion be prevented?
    • What is the prognosis for heat exhaustion?
  • Ovarian Cancer There are many types of ovarian cancer, epithelial carcinoma is the most common. Women with a family history of ovarian cancer...learn more »
    In This Article
    Ovarian Cancer Article
    • Ovarian cancer facts
    • What is ovarian cancer?
    • Epithelial ovarian cancer (EOC)
    • Ovarian low malignant potential tumor (OLMPT; borderline tumor)
    • Germ cell ovarian cancers
    • Stromal ovarian cancers
    • What are ovarian cancer statistics?
    • What are ovarian cancer risk factors?
    • What are ovarian cancer symptoms and signs?
    • How is ovarian cancer diagnosed?
    • How is ovarian cancer staging determined?
    • What is the treatment for ovarian cancer?
    • What is the survival rate and prognosis of ovarian cancer?
    • Can ovarian cancer be prevented?
    • How does one cope with ovarian cancer?
  • Is Pneumonia Contagious? Pneumonia is inflammation of the lung usually caused by bacterial or viral infection (rarely, also by fungi) that causes the air...learn more »
    In This Article
    Is Pneumonia Contagious? Article
    • What is pneumonia?
    • Is pneumonia contagious?
    • When is pneumonia contagious?
    • What is the incubation period for pneumonia?
    • Can pneumonia spread?
    • How long is pneumonia contagious?
    • When should someone seek medical care for pneumonia?
  • Pancreatic Cancer Pancreatic cancer is a malignant tumor of the pancreas. Pancreatic cancer has been called a "silent" disease because early...learn more »
    In This Article
    Pancreatic Cancer Article
    • Pancreatic cancer facts
    • What does a pancreas do?
    • What is cancer?
    • What is pancreatic cancer and its types?
    • What are pancreatic cancer causes and risk factors?
    • What are pancreatic cancer symptoms and signs?
    • How is the diagnosis of pancreatic cancer made?
    • How is pancreatic cancer staged?
    • What is the treatment for resectable pancreatic cancer?
    • What is the treatment for locally advanced unresectable pancreatic cancer?
    • What is the treatment for metastatic pancreatic cancer?
    • What are the side effects of pancreatic cancer treatment?
    • What is the survival rate with pancreatic cancer?
    • What research is being done on pancreatic cancer?
    • Is complimentary or alternative medicine effective in pancreatic cancer treatment?
    • Is it possible to prevent pancreatic cancer?
    • Where can people get support when coping with pancreatic cancer?
    • Where can people find additional information about pancreatic cancer?
  • Subconjunctival Hemorrhage A subconjunctival hemorrhage is bleeding under the eye's conjunctiva. There is usually no obvious cause for a subconjunctival...learn more »
    In This Article
    Subconjunctival Hemorrhage Article
    • Subconjunctival hemorrhage facts
    • What is a subconjunctival hemorrhage?
    • What causes a subconjunctival hemorrhage?
    • What are subconjunctival hemorrhage symptoms and signs?
    • How is a subconjunctival hemorrhage diagnosed?
    • What are the risk factors for subconjunctival hemorrhage?
    • What is the treatment for a subconjunctival hemorrhage?
    • What is the prognosis for subconjunctival hemorrhage?
    • Is it possible to prevent a subconjunctival hemorrhage?
  • Dislocated Shoulder The shoulder is the most often dislocated joint in the body due to its mobility. Dislocation occurs when the head of the humerus...learn more »
    In This Article
    Dislocated Shoulder Article
    • Shoulder dislocation facts
    • What is dislocation of the shoulder? What causes a shoulder dislocation?
    • What are risk factors for a dislocated shoulder?
    • What types of doctors treat a dislocated shoulder?
    • What are the symptoms and signs of a dislocated shoulder?
    • How do physicians diagnose dislocated shoulders?
    • What are home remedies for a dislocated shoulder?
    • What is the treatment for a dislocated shoulder?
    • What happens after reduction of a shoulder dislocation?
    • What is appropriate follow-up following a shoulder dislocation? How long is the recovery time for a dislocated shoulder?
    • What are potential complications of a shoulder dislocation?
    • What is the prognosis of a shoulder dislocation?
    • Is it possible to prevent a dislocated shoulder?
  • Gastroparesis Gastroparesis is a medical condition in which the muscle of the stomach is paralyzed by a disease of either the stomach muscle...learn more »
    In This Article
    Gastroparesis Article
    • Gastroparesis facts
    • What is gastroparesis?
    • What causes gastroparesis?
    • What are gastroparesis symptoms and signs?
    • How is gastroparesis diagnosed?
    • How is gastroparesis treated?
    • What is the prognosis (long-term outcome) for patients with gastroparesis?
    • What is new in gastroparesis?
  • Headache Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...learn more »
    In This Article
    Headache Article
    • Headache definition and facts
    • What is a headache?
    • How are headaches classified?
    • What are primary headaches?
    • What are secondary headaches?
    • What are cranial neuralgias, facial pain, and other headaches?
    • 17 types of headaches
    • What causes headaches?
    • What causes tension headaches?
    • What are the signs and symptoms of tension headaches?
    • How are tension headaches diagnosed?
    • How are tension headaches treated?
    • What causes cluster headaches?
    • What are the symptoms of cluster headaches?
    • How are cluster headaches diagnosed?
    • How are cluster headaches treated?
    • Can cluster headaches be prevented?
    • What diseases cause secondary headaches?
    • How are secondary headaches diagnosed?
    • What are the exams and tests for secondary headaches?
    • When should I seek medical care for a headache?
    • How do you get rid of a headache? Are home remedies effective for headaches?
  • Hyponatremia (Low Blood Sodium) Hyponatremia is a condition where the level of sodium in the blood is low. Causes of hyponatremia can occur from excess fluid in...learn more »
    In This Article
    Hyponatremia (Low Blood Sodium) Article
    • Hyponatremia facts
    • What is hyponatremia (low blood sodium)?
    • What causes hyponatremia (low blood sodium)?
    • What are the symptoms of hyponatremia (low blood sodium)?
    • How is hyponatremia (low blood sodium) diagnosed?
    • How is hyponatremia (low blood sodium) treated?
  • Jet Lag Jet lag (desynchonosis) is a temporary disorder that results from travel across time zones. Symptoms include anxiety,...learn more »
    In This Article
    Jet Lag Article
    • What is jet lag?
    • What are other symptoms and signs of jet lag?
    • How long does jet lag last?
    • What is a time zone?
    • What causes jet lag?
    • How does the body keep time?
    • Does the direction of travel matter?
    • Do the symptoms of jet lag vary in intensity?
    • What are risk factors for jet lag?
    • Are there any remedies for jet lag? Is it possible to prevent jet lag?
    • What is the treatment for jet lag?
    • Are there effective medications for jet lag? What is the role of melatonin in jet lag?
  • Brain Hemorrhage A brain hemorrhage is a type of stroke caused when an artery bursts in the brain, causing localized bleeding in the surrounding...learn more »
    In This Article
    Brain Hemorrhage Article
    • What is a brain hemorrhage?
    • What causes a brain hemorrhage?
    • What are the symptoms of a brain hemorrhage?
    • How is a brain hemorrhage diagnosed?
    • What is the treatment for a brain hemorrhage?
    • What is the prognosis after a brain hemorrhage? Is recovery possible?
    • Special situations
  • Bone Cancer Bone cancer is a rare type of cancer that occurs in cells that make up the bones. Primary bone cancer that arises in bone cells...learn more »
    In This Article
    Bone Cancer Article
    • What is bone cancer? What is metastatic bone cancer?
    • What are risk factors for bone cancer?
    • What causes bone cancer?
    • What are bone cancer symptoms and signs?
    • What are the different types of bone cancer?
    • What kinds of bone cancer occur in children?
    • What tests are used to diagnose bone cancer?
    • What is the treatment for bone cancer?
    • What specialists treat bone cancer?
    • Are there any treatments or medications that relieve bone cancer pain?
    • What is the prognosis for bone cancer? What is the five-year survival rate for bone cancer?
    • Is it possible to prevent bone cancer?
  • Irritable Bowel Syndrome (IBS) Irritable bowel syndrome (IBS) is a GI (gastrointestinal) disorder with signs and symptoms of abdominal pain, bloating, increased...learn more »
    In This Article
    Irritable Bowel Syndrome (IBS) Article
    • Irritable bowel syndrome (IBS) facts
    • What irritable bowel syndrome (IBS) causes and risk factors?
    • What are irritable bowel syndrome (IBS) symptoms and signs?
    • What tests do health-care professionals use to diagnose irritable bowel syndrome (IBS)?
    • What are irritable bowel syndrome (IBS) treatments?
    • IBS medications
    • Is there an irritable bowel syndrome (IBS) diet?
    • What lifestyle changes may help IBS symptoms and signs?
    • Is irritable bowel syndrome (IBS) related to small intestinal bacterial overgrowth (SIBO)?
    • What types of doctors treat IBS?
    • Is it possible to prevent IBS?
    • What are potential complications of IBS?
    • What is the prognosis for irritable bowel syndrome (IBS)?
  • Aneurysm (Brain) Brain aneurysm (cerebral aneurysm) is caused by microscopic damage to artery walls, infections of the artery walls, tumors,...learn more »
    In This Article
    Aneurysm (Brain) Article
    • Brain aneurysm facts
    • What is a brain aneurysm and what causes a brain aneurysm?
    • What are the signs and symptoms of brain aneurysm?
    • How is brain aneurysm diagnosed?
    • What is the treatment for brain aneurysm?
    • What is the outcome of brain aneurysm?
    • What are future directions for the treatment of brain aneurysm?
  • Eosinophilic Esophagitis Eosinophilic esophagitis is an inflammation of the esophagus. Eosinophilic esophagitis has many causes including acid reflux,...learn more »
    In This Article
    Eosinophilic Esophagitis Article
    • Eosinophilic esophagitis facts
    • What is eosinophilic esophagitis?
    • What causes eosinophilic esophagitis?
    • What are the symptoms of eosinophilic esophagitis?
    • How does eosinophilic esophagitis cause dysphagia?
    • What are the other causes of dysphagia for solid food?
    • How is eosinophilic esophagitis diagnosed?
    • How is eosinophilic esophagitis treated?
    • What about elimination diets for treating eosinophilic esophagitis?
    • What is the future of eosinophilic esophagitis?
  • Abdominal Adhesions (Scar Tissue) Abdominal adhesions (scar tissue) bands of scar tissue that form between abdominal organs and tissues. Symptoms of abdominal...learn more »
    In This Article
    Abdominal Adhesions (Scar Tissue) Article
    • Abdominal adhesions facts*
    • What are abdominal adhesions?
    • What causes abdominal adhesions?
    • How can abdominal adhesions cause intestinal obstruction?
    • How can abdominal adhesions cause female infertility?
    • What are the symptoms of abdominal adhesions?
    • What are the symptoms of an intestinal obstruction?
    • How are abdominal adhesions and intestinal obstructions diagnosed?
    • How are abdominal adhesions and intestinal obstructions treated?
    • Can abdominal adhesions be prevented?
  • Pityriasis Rosea Pityriasis rosea is a rash that begins with a large pink patch with well-defined scaly borders on the back, chest, or neck. In...learn more »
    In This Article
    Pityriasis Rosea Article
    • Pityriasis rosea facts
    • What is pityriasis rosea?
    • Who gets pityriasis rosea?
    • What causes pityriasis rosea?
    • What are pityriasis rosea symptoms and signs?
    • How is pityriasis rosea diagnosed?
    • What are some common misdiagnoses of pityriasis rosea?
    • What is the treatment for pityriasis rosea?
    • What home remedies can I use for pityriasis rosea?
    • Is pityriasis rosea dangerous during pregnancy?
    • Can pityriasis rosea be prevented?
    • What is the prognosis for pityriasis rosea?
    • Where can I find more information and facts about pityriasis rosea?
  • STDs in Men Sexually transmitted diseases (STDs) are infections transmitted during sexual contact. They may be caused by viruses, bacteria,...learn more »
    In This Article
    STDs in Men Article
    • What are sexually transmitted diseases (STDs)?
    • Who is at risk for STDs?
    • What causes STDs in men?
    • What are the signs and symptoms of STDs in men?
    • List of STDs in men
    • Chlamydia
    • Gonorrhea
    • Trichomoniasis
    • HIV
    • Genital herpes
    • Genital warts (HPV)
    • Hepatitis
    • Syphilis
    • How are STDs in men diagnosed?
    • What is the treatment for STDs in men?
    • What is the prognosis for STDs in men?
    • Can STDs in men be prevented?
  • Brain Cancer Cancers that form from brain tissue are called primary brain tumors. Brain tumors may be malignant (brain cancer) or benign....learn more »
    In This Article
    Brain Cancer Article
    • Brain cancer facts
    • What is brain cancer?
    • What are grades of brain cancers?
    • What are the types of brain cancers?
    • What is brain cancer staging?
    • What is metastatic brain cancer?
    • What causes brain cancer?
    • Do cell phones cause brain cancer?
    • What are brain cancer symptoms and signs?
    • What type of doctors treat brain cancer?
    • What tests do doctors use to diagnose brain cancer?
    • What is the treatment for brain cancer?
    • Are there any home remedies for brain cancer?
    • What are the side effects of brain cancer treatment?
    • What is the prognosis of treated brain cancer?
    • What can I do to help my family (and me) cope with my diagnosis of brain cancer?
    • Is it possible to prevent brain cancer?
    • Where can I get more information about my type of brain cancer?
  • Peptic Ulcer A peptic ulcer is an ulcer in the lining of the stomach, duodenum, or esophagus. Ulcer formation is related to Helicobacter...learn more »
    In This Article
    Peptic Ulcer Article
    • Peptic ulcer facts
    • What is a peptic ulcer?
    • What causes peptic ulcers?
    • What are the symptoms of peptic ulcer?
    • How are peptic ulcers diagnosed?
    • What is the treatment for peptic ulcers?
    • What are the complications of peptic ulcer?
    • Peptic ulcer summary
  • Date Rape Drugs Date rape drugs such as GHB, rohypnol, and ketamine are sometimes used to assist in a sexual assault. Symptoms and signs of...learn more »
    In This Article
    Date Rape Drugs Article
    • Date rape drugs facts*
    • What are the different kinds of date rape drugs?
    • What do the drugs look like?
    • What effects do these drugs have on the body?
    • Are these drugs legal in the United States?
    • Is alcohol a date rape drug? What about other drugs?
    • How can I protect myself from being a victim?
    • Are there ways to tell if I might have been drugged and raped?
    • What should I do if I think I've been drugged and raped?
  • Digestive Diseases: Nausea and Vomiting Second Source WebMD Medical Reference...learn more »
  • Alcoholism Alcoholism is a disease that includes alcohol craving and continued drinking despite repeated alcohol-related problems, such as...learn more »
    In This Article
    Alcoholism Article
    • Alcohol use disorder facts
    • What is alcohol abuse?
    • What is alcoholism?
    • What differentiates alcohol abuse from alcoholism?
    • What are risk factors for alcoholism?
    • What causes alcoholism? Is alcoholism hereditary?
    • What are alcohol use disorder symptoms and signs in teenagers, women, men, and the elderly?
    • How do physicians diagnose alcohol use disorder?
    • What are the stages of alcohol use disorder?
    • What is the treatment for alcohol use disorder?
    • What medications treat alcohol use disorder?
    • How can you tell if someone has a drinking problem?
    • Can an alcoholic just cut back or stop drinking?
    • Is there a safe level of drinking?
    • Is it safe to drink alcohol while pregnant?
    • How can someone find more information or get help or support to treat alcohol use disorder?
    • What are the long-term physical and psychological effects of alcohol use disorder?
    • What is codependency, and what is the treatment for codependency?
    • Is it possible to prevent alcohol use disorder?
    • What is the prognosis of alcohol use disorder?
  • Motion Sickness Motion sickness is a feeling of unwellness caused by the inner ear and balance systems. Motion sickness can include sea sickness,...learn more »
    In This Article
    Motion Sickness Article
    • What is motion sickness?
    • Who is at risk for motion sickness?
    • What are causes of motion sickness?
    • What are the signs and symptoms of motion sickness?
    • When should I call a doctor for motion sickness?
    • How is motion sickness diagnosed?
    • What is the treatment for motion sickness?
    • Home remedies for motion sickness
    • OTC and prescription medication for motion sickness
    • Can motion sickness be prevented?
  • Zika Virus (Zika Fever) The Zika virus is transmitted by the bite of an infected Aedes mosquito. Symptoms and signs of a Zika virus infection include...learn more »
    In This Article
    Zika Virus (Zika Fever) Article
    • Zika virus facts
    • What is Zika virus?
    • What is the history of Zika virus outbreaks?
    • What are causes and risk factors of a Zika virus infection?
    • How is the Zika virus transmitted?
    • What is the incubation period for a Zika virus infection?
    • Is the Zika virus contagious?
    • What are symptoms and signs of a Zika virus infection?
    • What exams and tests do health-care professionals use to diagnose a Zika virus infection?
    • Are there home remedies for a Zika virus infection?
    • What is the treatment for a Zika virus infection?
    • What specialists treat Zika infections?
    • What are the complications of Zika virus infections?
    • What are the risks of contracting a Zika virus infection during pregnancy?
    • What is the prognosis of a Zika virus infection?
    • Is it possible to prevent a Zika virus infection?
    • Is there a vaccine against Zika virus?
    • CDC advisory on travel to areas with Zika virus
  • Panic Attacks Panic attacks are sudden feelings of terror that strike without warning. These episodes can occur at any time, even during sleep....learn more »
    In This Article
    Panic Attacks Article
    • Panic attack facts
    • What are panic attacks?
    • Are panic attacks serious?
    • What are causes and risk factors for panic attacks?
    • What are panic attack symptoms and signs in adults, teens, and children?
    • How do health-care professionals diagnose panic disorder? What types of doctors treat this condition?
    • What is the treatment for panic attacks? What medications treat panic attacks?
    • What are complications of untreated panic attacks?
    • What is the prognosis for panic disorder?
    • Is it possible to prevent panic attacks?
  • Scarlet Fever (Scarlatina) Scarlet fever, a bacterial infection caused by group A Streptococcus bacteria, causes symptoms and signs such as fever, rash with...learn more »
    In This Article
    Scarlet Fever (Scarlatina) Article
    • Scarlet fever facts
    • What is scarlet fever?
    • What causes scarlet fever?
    • What is the incubation period for scarlet fever?
    • What are risk factors for scarlet fever?
    • What is the contagious period for scarlet fever?
    • What are scarlet fever symptoms and signs?
    • How do physicians diagnose scarlet fever?
    • What is the treatment for scarlet fever?
    • What are complications of scarlet fever?
    • What is the prognosis of scarlet fever? What are the long-term effects of scarlet fever?
    • Is it possible to prevent scarlet fever? Is there a scarlet fever vaccine?
  • Gastroenteritis (Stomach Flu) Gastroenteritis (or stomach flu) is a term referred used to describe a variety of gastrointestinal problems. The most common...learn more »
    In This Article
    Gastroenteritis (Stomach Flu) Article
    • Definition of gastroenteritis
    • What causes gastroenteritis?
    • What are the most common causes of gastroenteritis?
    • What are the symptoms of gastroenteritis?
    • Is gastroenteritis contagious?
    • Who is at risk for gastroenteritis?
    • How is gastroenteritis transmitted?
    • How does food become contaminated with gastroenteritis-causing bacteria or viruses?
    • How is gastroenteritis diagnosed?
    • How is gastroenteritis treated?
    • When should I call my doctor for gastroenteritis?
    • What are complications of gastroenteritis?
    • Can gastroenteritis be prevented?
    • What is the prognosis for gastroenteritis?
  • Heart Attack Heart attack happens when a blood clot completely obstructs a coronary artery supplying blood to the heart muscle. A heart attack...learn more »
    In This Article
    Heart Attack Article
    • Heart attack facts
    • What is a heart attack?
    • What causes a heart attack?
    • What are the symptoms of a heart attack?
    • What are the complications of a heart attack?
    • What are the risk factors for atherosclerosis and heart attack?
    • How is a heart attack diagnosed?
    • What is the treatment for heart attack?
    • What are the risk factors for heart attack in women?
    • What are the symptoms of heart attack in women and how is heart attack diagnosed?
    • How is heart attack in women treated?
    • What about hormone therapy and heart attack in women?
    • What is new in heart attack?
  • Double Vision Double vision (diplopia) is a symptom that my indicate Graves' disease, myasthenia gravis, stroke, multiple sclerosis,...learn more »
    In This Article
    Double Vision Article
    • What is double vision?
    • What causes double vision?
    • What are the symptoms and signs of double vision?
    • How do health-care professionals diagnose the cause of double vision?
    • What is the treatment for double vision?
    • What types of doctors treat double vision?
    • Is it possible to prevent double vision?
    • What is the prognosis for double vision?
  • Arsenic Poisoning Arsenic comes in two forms, inorganic and organic. Organic arsenic poisoning is usually not poisonous to humans; however,...learn more »
    In This Article
    Arsenic Poisoning Article
    • Arsenic facts
    • What is arsenic?
    • What is inorganic arsenic?
    • What is organic arsenic?
    • What are the symptoms of arsenic poisoning?
    • How is arsenic poisoning diagnosed?
    • How is arsenic poisoning treated?
    • What is the prognosis (outcome) of arsenic poisoning?
    • In what foods (rice), products (apple juice) , or liquids (water) is arsenic found, where it is used, and what are safe limits?
  • Salmonella Salmonella infection (salmonellosis) is typically caused by the consumption of contaminated foods. Symptoms of salmonellosis...learn more »
    In This Article
    Salmonella Article
    • Salmonella food poisoning facts
    • What is Salmonella food poisoning?
    • What causes Salmonella outbreaks? How does Salmonella spread?
    • What are risk factors for Salmonella food poisoning?
    • What are symptoms and signs of Salmonella poisoning?
    • Is Salmonella contagious?
    • What is the incubation period for a Salmonella infection?
    • What is the contagious period for salmonellosis?
    • What kinds of doctors treat Salmonella food poisoning?
    • How do physicians diagnose Salmonella food poisoning?
    • What is the treatment for Salmonella food poisoning?
    • What are complications of Salmonella food poisoning?
    • What is the prognosis of Salmonella food poisoning?
    • Is it possible to prevent Salmonella food poisoning?
  • Human Immunodeficiency Virus (HIV) The human immunodeficiency virus (HIV) causes HIV infection and the acquired immunodeficiency syndrome (AIDS). Symptoms and signs...learn more »
    In This Article
    Human Immunodeficiency Virus (HIV) Article
    • Human immunodeficiency virus (HIV) facts
    • What is the history of HIV, and when was HIV discovered?
    • What tests are used in the diagnosis of HIV?
    • How is HIV spread (transmitted)?
    • What are symptoms and signs of HIV infection and AIDS in men, women, and children?
    • What happens after an exposure to the blood or genital secretions of an HIV-infected person?
    • What laboratory tests are used to monitor HIV-infected people?
    • What are HIV treatments and medications? What are the key principles in managing HIV infection?
    • When should antiviral therapy be started?
    • What is the initial therapy for HIV?
    • What are nucleoside and nucleotide analogue reverse transcriptase inhibitors (NRTIs)?
    • What are nonnucleoside analogue reverse transcriptase inhibitors (NNRTIs)?
    • What are protease inhibitors?
    • What are fusion inhibitors?
    • What is a CCR5 antagonist?
    • What is an integrase strand transfer inhibitor?
    • What HIV drugs are in development?
    • What are side effects of HIV therapy?
    • What happens if the patient's viral load increases while on HIV therapy?
    • What are the risks of missing doses or stopping antiviral therapy?
    • Should patients with the flu- or mono-like illness of primary HIV infection be treated?
    • What about treatment for HIV during pregnancy?
    • What can be done for people who have severe immunosuppression?
    • What is the future for HIV-infected individuals with regards to treatment simplification and cure research?
    • What is in the future for preventing HIV transmission?
  • Naegleria fowleri Naegleria fowleri is an amoeba found in freshwater and soil. Infection results when the amoeba enters the nose and travels to the...learn more »
    In This Article
    Naegleria fowleri Article
    • Naegleria fowleri (brain-eating amoeba) infection facts
    • What is Naegleria fowleri?
    • What causes a Naegleria fowleri infection?
    • What are risk factors for Naegleria fowleri infection?
    • What are symptoms and signs of a Naegleria fowleri infection?
    • How is a Naegleria fowleri infection diagnosed?
    • What is the treatment for a Naegleria fowleri infection?
    • Can Naegleria fowleri infections be prevented?
    • What is the prognosis of a Naegleria fowleri infection?
    • Where can people find additional information about Naegleria fowleri infections?
  • Osteomyelitis Osteomyelitis is an infection of the bone. Potential causes include injections around the bone, fractures that puncture the skin,...learn more »
    In This Article
    Osteomyelitis Article
    • Osteomyelitis facts
    • What is osteomyelitis?
    • What causes osteomyelitis?
    • What are osteomyelitis symptoms and signs?
    • How is osteomyelitis diagnosed?
    • What is the treatment for osteomyelitis?
    • What is the prognosis for osteomyelitis?
  • Norovirus Infection Norovirus infection causes stomach flu, or gastroenteritis. It's a very contagious illness with symptoms that include nausea and...learn more »
  • Head Injury (Brain Injury) In the United States, head injuries are one of the most common causes of death and disability. Head injuries due to bleeding are...learn more »
    In This Article
    Head Injury (Brain Injury) Article
    • Head injury facts
    • Head injury introduction
    • What are the causes of head injury?
    • What are the symptoms of a head injury?
    • What is the Glasgow Coma Scale?
    • When should I contact a doctor about a head injury?
    • How is a head injury diagnosed?
    • How is a head injury treated?
    • What is the prognosis for a head injury?
    • How can a head injury be prevented?
    • What about a head injury in infants and young children?
  • Tension Headache A tension headache s one of the most common types of headaches, and the exact cause is not known. Factors that may contribute to...learn more »
    In This Article
    Tension Headache Article
    • Tension headache facts
    • What is a tension headache?
    • What causes tension headaches?
    • What are the symptoms of tension headache?
    • How are tension headaches diagnosed?
    • What is the treatment for tension headache?
    • Prescription medications for tension headaches
    • OTC drugs for tension headaches
    • Managing stress
    • Are there effective home remedies a cure for tension headache?
    • Can tension headaches be prevented?
  • Giardia Lamblia Giardiasis (Giardia lamblia) is a parasite responsible for a common form of infectious diarrhea. The parasite lives in two...learn more »
    In This Article
    Giardia Lamblia Article
    • What is giardiasis?
    • Who is at risk for giardiasis?
    • What signs and symptoms does giardiasis cause?
    • How is giardiasis diagnosed?
    • How is giardiasis treated?
    • How can giardiasis be prevented?
  • Indigestion (Dyspepsia, Upset Stomach) Dyspepsia (indigestion) is a functional disease in which the gastrointestinal organs, primarily the stomach and first part of the...learn more »
    In This Article
    Indigestion (Dyspepsia, Upset Stomach) Article
    • Dyspepsia (indigestion) facts
    • What is dyspepsia (indigestion)?
    • What are the symptoms of dyspepsia (indigestion)?
    • What causes dyspepsia (indigestion)?
    • What is the course of dyspepsia (indigestion)?
    • What are the complications of dyspepsia (indigestion)?
    • How is dyspepsia diagnosed (indigestion)?
    • Exclusion of other diseases
    • Specific tests of gastrointestinal function
    • How is dyspepsia (indigestion) treated and relieved?
    • What is a reasonable approach to the diagnosis and treatment of dyspepsia (indigestion)?
    • What is in the future for dyspepsia (indigestion)?
  • Swine Flu Novel H1N1 influenza A virus infection (swine flu) is an infection that generally is transferred from an infected pig to a human,...learn more »
    In This Article
    Swine Flu Article
    • Swine flu (H1N1 and H3N2v influenza virus) facts
    • What is the swine flu?
    • How is swine flu transmitted? Is swine flu contagious?
    • What is the incubation period for swine flu?
    • What is the contagious period for swine flu?
    • How long does the swine flu last?
    • What causes swine flu?
    • Why is swine flu now infecting humans?
    • What are swine flu symptoms and signs?
    • What tests do health-care professionals use to diagnose swine flu?
    • What types of doctors treat swine flu?
    • What is the treatment for swine flu?
    • What is the history of swine flu in humans?
    • What are the risk factors for swine flu?
    • Can swine flu be prevented with a vaccine?
    • Can swine flu be prevented if the swine flu vaccine (or other flu strain vaccines) is not readily available?
    • Are there home remedies for swine flu?
    • Was swine flu (H1N1) a cause of an epidemic or pandemic in the 2009-2010 flu season?
    • What is the prognosis (outlook) and complications for patients who get swine flu?
    • Where can I find more information about swine flu (H1N1 and H3N2v)?
  • Stress Stress occurs when forces from the outside world impinge on the individual. Stress is a normal part of life. However,...learn more »
    In This Article
    Stress Article
    • Stress facts
    • What is stress?
    • A brief history of stress
    • What are the signs and symptoms of poorly managed stress?
    • Who is most vulnerable to stress? What are the risk factors for stress?
    • Teen stress
    • What is the healthy response to stress?
    • How does the response to stress work?
    • What is the role of the hypothalamus-pituitary-adrenal (HPA) axis (grouping) in stress?
    • What is the role of the locus coeruleus in stress?
    • How do the connections in the brain work in stress?
    • What do we know about using (activating) and overusing our internal systems that respond to stress?
    • What are the effects of stress on medical and psychological conditions?
    • Conclusions about the effects of stress
    • What can people do for stress management? What are home remedies to combat stress symptoms?
    • What's in the future for stress?
  • Hypercalcemia (Elevated Calcium Levels) Hypercalcemia is a condition in which calcium levels in the blood are elevated. Hypercalcemia is associated with other conditions...learn more »
    In This Article
    Hypercalcemia (Elevated Calcium Levels) Article
    • Hypercalcemia facts
    • Hypercalcemia Introduction
    • What are the causes of hypercalcemia?
    • What are the signs and symptoms of hypercalcemia?
    • How is hypercalcemia diagnosed?
    • How is hypercalcemia treated?
    • What is the prognosis for hypercalcemia?
    • Can hypercalcemia be prevented?
  • Is Strep Throat Contagious? Strep throat is caused by group A streptococcus bacterium. Symptoms of strep throat are sore throat, white patches or spots on...learn more »
    In This Article
    Is Strep Throat Contagious? Article
    • What is strep throat?
    • Is strep throat contagious?
    • How do I know I have strep throat?
    • How is strep throat spread?
    • How do I know when I'm cured of strep throat?
    • When should I seek medical care for strep throat?
  • Orthostatic Hypotension Orthostatic hypotension symptoms include lightheadedness, weakness, blurred vision, and syncope or passing out. Causes of...learn more »
    In This Article
    Orthostatic Hypotension Article
    • Orthostatic hypotension facts
    • What is orthostatic hypotension?
    • What causes orthostatic hypotension?
    • What are the risk factors for orthostatic hypotension?
    • What are the symptoms of orthostatic hypotension?
    • When should I call the doctor for orthostatic hypotension?
    • How is orthostatic hypotension diagnosed?
    • What is the treatment for orthostatic hypotension?
    • What are the complications of orthostatic hypotension?
    • How can orthostatic hypotension be prevented?
  • Stomach Cancer Though the cause of stomach cancer is unknown, risk factors for stomach cancer include diet, H. pylori infection, smoking age,...learn more »
    In This Article
    Stomach Cancer Article
    • Stomach cancer facts*
    • What is the stomach?
    • What is cancer, and how does stomach cancer spread?
    • What are risk factors and causes of stomach cancer?
    • What are symptoms of stomach cancer?
    • How is stomach cancer diagnosed?
    • How is staging determined?
    • What is the treatment for stomach cancer?
    • Surgery
    • Chemotherapy
    • Radiation therapy
    • How do I go about getting a second opinion?
    • What are some of the nutritional concerns of stomach cancer patients?
    • What are treatment options for cancer that blocks the digestive tract?
    • What follow-up care is necessary for stomach cancer patients? What about complementary and alternative medicine?
    • What support is there for cancer patients?
    • How can I take part in clinical trials for stomach cancer?
  • Trichinosis Trichinosis is a food-borne disease caused by ingesting parasites (roundworms) in undercooked pork or wild-game meat. Symptoms of...learn more »
    In This Article
    Trichinosis Article
    • Trichinosis facts
    • What is trichinosis?
    • What are symptoms of trichinosis?
    • What causes trichinosis?
    • What is the history and life cycle of trichinosis?
    • How is trichinosis diagnosed?
    • How is trichinosis treated?
    • Are there complications associated with trichinosis?
    • What is the prognosis for patients with trichinosis?
    • What are the risk factors for getting trichinosis?
    • Is trichinosis a common disease?
    • Is it possible to prevent trichinosis?
    • Where can I get more information on trichinosis?
  • Lactose Intolerance In lactose intolerance, the digestive system cannot digest lactose (the main sugar in milk). Symptoms of lactose intolerance...learn more »
    In This Article
    Lactose Intolerance Article
    • Lactose intolerance facts
    • What is lactose intolerance?
    • What causes lactose intolerance?
    • What are the symptoms of lactose intolerance?
    • How are lactase deficiency and lactose intolerance diagnosed?
    • Elimination diet
    • Milk challenge
    • Breath test
    • Blood glucose test
    • Stool acidity test
    • What are the sources of lactose in the diet?
    • How is lactose intolerance treated?
    • What are the long-term consequences of lactose intolerance?
    • What is new in lactose intolerance?
  • Rotavirus Rotavirus is the most common cause of severe diarrhea among infants and children throughout the world. Almost all children have...learn more »
    In This Article
    Rotavirus Article
    • Rotavirus infection facts
    • What is rotavirus?
    • What causes rotavirus infection?
    • What are risk factors for rotavirus infection?
    • Can adults get a rotavirus infection?
    • What is the incubation period for rotavirus?
    • What are rotavirus symptoms and signs?
    • Is rotavirus contagious? How long is rotavirus contagious?
    • How is rotavirus transmitted?
    • How is rotavirus diagnosed?
    • What is the treatment for a rotavirus infection?
    • What is the prognosis of rotavirus infection?
    • Can rotavirus infection be prevented with a vaccine? Are any side effects associated with the rotavirus vaccine?
  • Meniere Disease Meniere disease (idiopathic endolymphatic hydrops) is an inner ear disorder with symptoms that include vertigo, tinnitus, hearing...learn more »
    In This Article
    Meniere Disease Article
    • Meniere's disease facts
    • What is Meniere's disease?
    • What causes Meniere's disease?
    • What are the symptoms of Meniere's disease?
    • How is Meniere's disease diagnosed?
    • How can Meniere's disease be treated?
  • Thyroid Cancer There are four major types of thyroid cancer: papillary, follicular, medullary, and anaplastic thyroid cancer. Tumors on the...learn more »
    In This Article
    Thyroid Cancer Article
    • Thyroid cancer facts*
    • What is the thyroid?
    • What is the thyroid cancer?
    • What causes thyroid cancer?
    • What are the risk factors for thyroid cancer?
    • What are the symptoms and signs of thyroid cancer?
    • What are thyroid nodules?
    • What are the different types of thyroid cancer?
    • How is thyroid cancer diagnosed?
    • How is thyroid cancer staging determined?
    • What kinds of specialists treat thyroid cancer?
    • What is the treatment for thyroid cancer?
    • Surgery
    • Thyroid hormone
    • Radioactive iodine
    • Radiation
    • Chemotherapy
    • What kind of support is available for those with thyroid cancer?
    • What is the prognosis for patients with thyroid cancer?
    • Can thyroid cancer be prevented?
  • Chronic Fatigue Syndrome (CFS or SEID) Chronic fatigue syndrome (CFS) or systemic exertion intolerance disease (SEID) is a debilitating and complex disorder...learn more »
    In This Article
    Chronic Fatigue Syndrome (CFS or SEID) Article
    • Chronic fatigue syndrome (CFS) or systemic exertion intolerance disease (SEID) facts
    • What is chronic fatigue syndrome (CFS or SEID)?
    • What causes chronic fatigue syndrome or systemic exertional intolerance disease?
    • What are risk factors for CFS/SEID?
    • What are systemic exertion intolerance disease or chronic fatigue syndrome symptoms and signs?
    • What are CFS/SEID symptoms in men?
    • What are SEID/CFS symptoms in women?
    • How is chronic fatigue syndrome (or systemic exertion intolerance disease) diagnosed?
    • What is the treatment for CFS/SEID?
    • Is there a cure for CFS/SEID?
    • What is the prognosis (outcome) for CFS/SEID?
    • Is it possible to prevent CFS/SEID?
    • Where can people find additional information about CFS/SEID?
  • Malaria Malaria is a disease that is spread by the bite of an infected Anopheles mosquito. Malaria symptoms include fever, chills,...learn more »
    In This Article
    Malaria Article
    • Malaria facts
    • What is malaria?
    • Is malaria contagious?
    • What causes malaria?
    • What are risk factors for malaria? Is it possible to prevent malaria?
    • What are malaria symptoms and signs?
    • How do physicians diagnose malaria?
    • What is the treatment for malaria?
    • What is the prognosis of malaria?
    • Is there a malaria vaccine?
    • Can malaria reoccur after treatment?
  • Streptococcal Infections Group A streptococcal infections are caused by group A streptococcus, a bacteria that causes a variety of health problems,...learn more »
    In This Article
    Streptococcal Infections Article
    • Group A streptococcal infections facts
    • What is group A Streptococcus (GAS)?
    • How are group A streptococcal (GAS) infections contracted?
    • What diseases are caused by group A streptococcal infection?
    • Are group A strep infections contagious?
    • What is the contagious period for group A strep infections?
    • What is the incubation period for group A strep infections?
    • What are the symptoms and signs of GAS infections?
    • What is invasive group A streptococcal disease? Who is most at risk for getting invasive GAS disease?
    • What are the symptoms and signs of necrotizing fasciitis?
    • What are the signs and symptoms of toxic shock syndrome (TSS)?
    • How are group A streptococcal (GAS) infections diagnosed?
    • What is the treatment for invasive group A streptococcal disease?
    • What specialists treat group A streptococcal infections?
    • What complications are seen with group A streptococcal infections?
    • Is it possible to prevent group A streptococcal infections?
    • What is the prognosis for group A streptococcal infections?
    • Where can people find more information about group A streptococcal infections?
  • Whooping Cough (Pertussis) Whooping cough (pertussis) is highly contagious respiratory infection that is caused by the bacteria Bordetella pertussis. There...learn more »
    In This Article
    Whooping Cough (Pertussis) Article
    • Whooping cough (pertussis) facts
    • What is whooping cough? What is the history of whooping cough?
    • What causes whooping cough?
    • Is whooping cough contagious?
    • What is the contagious period for whooping cough?
    • What are risk factors for whooping cough?
    • How long does the whooping cough vaccine last?
    • What is the incubation period for whooping cough?
    • What are whooping cough symptoms, signs, and stages?
    • How long does whooping cough last?
    • What does whooping cough sound like?
    • How is whooping cough transmitted?
    • Can adults get whooping cough?
    • How is whooping cough diagnosed?
    • What is the treatment for whooping cough?
    • What is the prognosis for whooping cough?
    • What are possible complications of whooping cough?
    • Is it possible to prevent whooping cough? Is there a whooping cough vaccine?
    • Where can people find more information about whooping cough (pertussis)?
  • Chronic Pain Chronic pain is pain (an unpleasant sense of discomfort) that persists or progresses over a long period of time. In contrast to...learn more »
    In This Article
    Chronic Pain Article
    • Chronic pain facts*
    • Introduction to chronic pain
    • The A to Z of pain
    • How is pain diagnosed?
    • Pain management
    • What is the role of age and gender in pain?
    • A pain primer: what do we know about pain?
    • What is the future of pain research?
    • Spine basics: the vertebrae, discs and spinal cord
    • The nervous system
    • Phantom pain: how does the brain feel?
    • Chili peppers, capsaicin and pain
    • Marijuana for pain treatment
    • Nerve blocks for pain treatment
    • Where can I get more information about pain?
  • Anaphylaxis Anaphylaxis is a serious allergic reaction that affects a number of different areas of the body at one time, and can be fatal....learn more »
    In This Article
    Anaphylaxis Article
    • Anaphylaxis facts
    • What is anaphylaxis?
    • What is the history of anaphylaxis?
    • What are common causes of anaphylaxis?
    • What are anaphylaxis symptoms and signs?
    • Are there any disorders that appear similar to anaphylaxis?
    • How is anaphylaxis diagnosed?
    • Recommendations after an initial episode of anaphylaxis
    • What are emergency measures used in the treatment of anaphylaxis?
    • What is the treatment for anaphylaxis?
    • Is it possible to prevent anaphylaxis?
    • What is the prognosis of anaphylaxis?
  • Still's Disease Still's disease (systemic-onset juvenile rheumatoid arthritis) is a disorder characterized by inflammation with high fever...learn more »
    In This Article
    Still's Disease Article
    • Still's disease facts
    • What is Still's disease?
    • What causes Still's disease?
    • What are risk factors for Still's disease?
    • How does Still's disease relate to juvenile idiopathic arthritis?
    • What are Still's disease symptoms and signs?
    • How do health-care professionals diagnose Still's disease?
    • What is the frequency of Still's disease and its features?
    • What is the treatment for Still's disease?
    • Is it possible to prevent Still's disease?
    • What types of specialists treat Still's disease?
    • What Still's disease research is being done?
    • What is the prognosis of Still's disease?
  • Cholera Cholera is an infectious disease characterized by intense vomiting and profuse watery diarrhea and that rapidly lease to...learn more »
    In This Article
    Cholera Article
    • Cholera facts
    • What is cholera?
    • What is the history of cholera?
    • What are cholera symptoms and signs?
    • What causes cholera, and how is cholera transmitted?
    • What are risk factors for cholera, and where do cholera outbreaks occur?
    • Is cholera contagious?
    • What is the incubation period for cholera?
    • What is the contagious period for cholera?
    • What physicians usually treat cholera?
    • How do health-care professionals diagnose cholera?
    • What is the treatment for cholera?
    • Is it possible to prevent cholera? Are cholera vaccines available?
    • What is the prognosis of cholera?
    • Where can people find more information about cholera?
  • Early Pregnancy Symptoms Pregnancy symptoms can vary from woman to woman, and not all women experience the same symptoms. When women do experience...learn more »
    In This Article
    Early Pregnancy Symptoms Article
    • Pregnancy symptoms facts
    • Are pregnancy symptoms the same for every woman?
    • 13 signs and symptoms of early pregnancy
    • What are the later signs and symptoms of pregnancy?
    • What options help soothe and relieve pregnancy symptoms?
  • Abdominal Migraines in Children and Adults Abdominal migraine in adults and children is a variant of migraine headaches. Abdominal migraine in children generally occurs in...learn more »
    In This Article
    Abdominal Migraines in Children and Adults Article
    • Abdominal migraine in children facts
    • What is abdominal migraine?
    • What causes abdominal migraine?
    • What are the symptoms of abdominal migraine?
    • How is abdominal migraine diagnosed?
    • What is the treatment of abdominal migraine?
    • Medications to treat abdominal migraine
    • What is the prognosis for abdominal migraine?
  • How Long Is a Cold or Flu Contagious? Viruses cause the common cold and the flu. Early symptoms and signs for a cold and the flu are similar, however, flu symptoms are...learn more »
    In This Article
    How Long Is a Cold or Flu Contagious? Article
    • How long is a cold or flu contagious?
    • How will I know if I have a cold or the flu?
    • How do cold and flu viruses spread?
    • How will I know if I am cured of the flu or a cold?
    • When should someone seek medical care for a cold or the flu?
  • Chagas Disease (American Trypanosomiasis or Kissing Bug Disease) Chagas disease is an infection caused by the T. cruzi parasite. Symptoms of Chagas disease include rash, swollen lymph nodes,...learn more »
    In This Article
    Chagas Disease (American Trypanosomiasis or Kissing Bug Disease) Article
    • Chagas disease (kissing bug disease) facts
    • What is Chagas disease?
    • What is the history of Chagas disease?
    • What causes Chagas disease?
    • Is Chagas disease contagious?
    • What are the risk factors for Chagas disease?
    • What are symptoms and signs of Chagas disease?
    • How do health-care professionals diagnose Chagas disease?
    • What is the treatment for Chagas disease?
    • What types of physicians treat Chagas disease?
    • Can transmission of Chagas disease be prevented with a vaccine?
    • What is the prognosis for Chagas disease?
    • What are the complications of Chagas disease?
    • What research is being done for Chagas disease?
  • Cluster Headaches The term cluster headache is a type of headache that recurs over a period of time. There are episodes that last one to three...learn more »
    In This Article
    Cluster Headaches Article
    • What are cluster headaches?
    • Who gets cluster headaches?
    • What are the symptoms and signs of cluster headaches?
    • What causes cluster headaches?
    • What triggers cluster headaches?
    • How are cluster headaches diagnosed?
    • What is the treatment for cluster headaches?
    • Can cluster headaches be prevented?
    • What is the prognosis for cluster headaches?
  • Cyclic Vomiting Syndrome (CVS) Cyclic vomiting syndrome is a condition in which affected individuals have severe nausea and vomiting that come in cycles....learn more »
    In This Article
    Cyclic Vomiting Syndrome (CVS) Article
    • Cyclic vomiting syndrome (CVS) facts
    • What is cyclic vomiting syndrome (CVS)?
    • What are the phases of cyclic vomiting syndrome?
    • What are causes, triggers, and risk factors of cyclic vomiting syndrome?
    • What are cyclic vomiting syndrome symptoms and signs?
    • What tests do health-care professionals use to diagnose cyclic vomiting syndrome?
    • What is the treatment for cyclic vomiting syndrome?
    • What specialists treat cyclic vomiting syndrome?
    • Are there home remedies for cyclic vomiting syndrome (CVS)? Can dietary changes help CVS?
    • What are the complications if cyclic vomiting syndrome is not treated?
    • What is the relationship between cyclic vomiting syndrome and migraines?
    • What other features and conditions accompany cyclic vomiting syndrome (CVS)? What is the prognosis for CVS?
    • How common is cyclic vomiting syndrome?
    • Is it possible to prevent cyclic vomiting syndrome (CVS)?
    • What are the genetic changes related to cyclic vomiting syndrome?
    • How do people inherit cyclic vomiting syndrome?
    • What other names do people use for cyclic vomiting syndrome?
  • Hantavirus Hantavirus pulmonary syndrome (HPS) is a disease transmitted by rodents. Symptoms include fever and muscle pain. HPS can be...learn more »
    In This Article
    Hantavirus Article
    • Hantavirus pulmonary syndrome (HPS) facts
    • What is hantavirus? What is hantavirus pulmonary syndrome (HPS)?
    • What is the history of hantavirus pulmonary syndrome?
    • What causes hantavirus pulmonary syndrome?
    • What are risk factors for hantavirus pulmonary syndrome?
    • Is hantavirus contagious?
    • How long is hantavirus contagious?
    • What is the incubation period for hantavirus?
    • What are hantavirus pulmonary syndrome symptoms and signs?
    • How is hantavirus pulmonary syndrome diagnosed?
    • What is the treatment for hantavirus pulmonary syndrome?
    • What specialties of doctors treat hantavirus?
    • What are complications of hantavirus pulmonary syndrome?
    • What is the prognosis of hantavirus pulmonary syndrome?
    • Is it possible to prevent hantavirus pulmonary syndrome?
    • Where can people get more information on hantavirus pulmonary syndrome?
  • Concussion Concussion is a short-lived loss of brain function that is due to head trauma. There are two types of concussion, simple and...learn more »
    In This Article
    Concussion Article
    • What is concussion?
    • What causes concussion?
    • What are the types of concussion?
    • What are the signs and symptoms of concussion?
    • How is concussion diagnosed?
    • What is the treatment for concussion?
    • How can concussion prevented?
    • What is the future of concussion?
  • Toxic Shock Syndrome (TSS) Toxic shock syndrome is an infection that causes symptoms such as low blood pressure, fever, and a rash with peeling skin....learn more »
    In This Article
    Toxic Shock Syndrome (TSS) Article
    • Toxic shock syndrome (TSS) facts
    • What is toxic shock syndrome?
    • What causes toxic shock syndrome?
    • What are risk factors for toxic shock syndrome?
    • What are toxic shock syndrome symptoms and signs?
    • How do physicians diagnose toxic shock syndrome?
    • What is the treatment for toxic shock syndrome?
    • What is the prognosis of toxic shock syndrome?
    • Is it possible to prevent toxic shock syndrome?
  • Cryptosporidiosis Cryptosporidiosis is an intestinal disease caused by the Cryptosporidium parasite. Symptoms include watery diarrhea, stomach...learn more »
    In This Article
    Cryptosporidiosis Article
    • Cryptosporidiosis facts*
    • What is cryptosporidiosis?
    • How is cryptosporidiosis spread?
    • What are the symptoms of cryptosporidiosis?
    • How long after infection do symptoms appear?
    • How long will symptoms last?
    • Who is most at risk for cryptosporidiosis?
    • Who is most at risk for getting seriously ill with cryptosporidiosis?
    • What should I do if I think I may have cryptosporidiosis?
    • How is a cryptosporidiosis diagnosed?
    • What is the treatment for cryptosporidiosis?
    • I have been diagnosed with cryptosporidiosis, should I worry about spreading the infection to others?
  • Food Allergy The most common food allergies are to eggs, nuts, milk, peanuts, fish, shellfish, strawberries and tomatoes. Symptoms and signs...learn more »
    In This Article
    Food Allergy Article
    • Food allergy facts
    • What is a food allergy?
    • What causes allergic reactions to food?
    • What are food allergy symptoms and signs?
    • What are food allergy risk factors?
    • Do infants and children have problems with food allergy?
    • What are the most common food allergies?
    • What is cross-reactivity?
    • What is oral allergy syndrome?
    • What is exercise-induced food allergy?
    • What conditions have mistakenly been attributed to food allergy?
    • What conditions mimic food allergy?
    • How is food allergy diagnosed? What tests are used to diagnose food allergies?
    • What is the treatment for a food allergy?
    • Are allergy shots effective in preventing or decreasing food allergy?
    • What is the prognosis (outlook) for food allergy?
  • Measles Measles (rubeola) is a highly contagious disease that's caused by a virus. Symptoms include a rash, high fever, cough, runny...learn more »
    In This Article
    Measles Article
    • Measles facts
    • What is measles? What does measles look like?
    • What is rubeola? What is rubella? What are other names for measles?
    • What is the history of measles?
    • What causes measles? How is measles spread?
    • How does one become immune to measles?
    • Who is at risk for getting measles?
    • Is measles deadly?
    • What are measles symptoms and signs?
    • What is the danger of getting measles while pregnant?
    • What is the incubation period for measles?
    • What complications are seen with measles?
    • What is atypical measles?
    • What is modified measles?
    • How is the diagnosis of measles made?
    • What should someone do if he or she has been exposed to measles?
    • If it is not measles, what else could it be?
    • Is there any treatment for measles after symptoms and signs develop?
    • What is the prognosis for measles?
    • Is it possible to prevent measles with a vaccine? How effective is the measles vaccine?
    • Why should people get vaccinated against measles?
    • Is there any truth to the fear of getting autism from the MMR or MMRV?
    • Who should not receive measles vaccinations?
    • Do people need to be revaccinated against measles if they are traveling to Europe?
    • What adverse reactions or side effects can occur with the measles vaccination?
    • If a child has an egg allergy, can they still receive the measles vaccine?
    • Who should be revaccinated against measles?
    • What is herd immunity? Why should people care if others choose not to be vaccinated?
    • Can the measles virus be used to cure cancer?
    • Where can I find more information about measles?
  • Bug Bites and Stings Bug bites and stings have been known to transmit insect-borne illnesses such as West Nile virus, Rocky Mountain spotted fever,...learn more »
    In This Article
    Bug Bites and Stings Article
    • Bug bites and stings facts*
    • Bug bites and stings introduction
    • What can I do to keep insects away?
    • What's the proper way to use insect repellent?
    • What's the best way to remove a bee stinger?
    • What should I do if I find a tick on me or my child?
    • What can be done for itching and pain from bites and stings?
    • When is medical attention needed?
    • Where can I find more information on bug bites and stings?
  • Listeria Listeria is a type of bacteria that can cause food poisoning. Listeriosis symptoms include: diarrhea, nausea, and fever....learn more »
    In This Article
    Listeria Article
    • Listeriosis (Listeria monocytogenes infection) facts
    • What is listeriosis? What causes listeriosis?
    • What are listeriosis symptoms and signs?
    • What are the risk factors for listeriosis?
    • How is listeriosis diagnosed?
    • What is the treatment for listeriosis?
    • How does a person get listeriosis?
    • Can listeriosis be prevented?
    • What is the prognosis (outcome) for Listeria infections?
    • If a person has eaten recalled food potentially contaminated with Listeria, what should he or she do?
    • What is the government doing about listeriosis?
  • Flu (Influenza) Influenza (flu) is a respiratory illness caused by a virus. Flu symptoms include fever, cough, sore throat, runny nose, headache,...learn more »
    In This Article
    Flu (Influenza) Article
    • Flu (influenza, conventional, H1N1, H3N2, and bird flu [H5N1]) facts
    • What is flu (influenza)?
    • When does flu season begin and end?
    • Flu vs. cold
    • What are the causes of the flu (influenza)?
    • What are flu (influenza) symptoms in adults and in children?
    • What is the incubation period for the flu?
    • How long is the flu contagious, and how long does the flu last?
    • How is the flu (influenza) diagnosed?
    • How does flu spread?
    • What is the key to flu (influenza) prevention?
    • Are there any flu shot or nasal spray vaccine side effects in adults or in children?
    • How effective is the flu vaccine?
    • Why should the flu (influenza) vaccine be taken every year?
    • What are some flu treatments an individual can do at home (home remedies)?
    • What types of doctors treat the flu?
    • What can people eat when they have the flu?
    • When should a person go to the emergency department for the flu?
    • Who should receive the flu vaccine, and who has the highest risk factors? When should someone get the flu shot?
    • What is the prognosis for patients who get the flu? What are possible complications of the flu?
    • Can the flu be deadly?
    • What is the bird (avian) flu?
    • Do antiviral agents protect people from the flu?
    • What medications treat the flu?
    • Is it safe to get a flu shot that contains thimerosal?
    • Where can people find additional information about the flu?
  • Is H. pylori Contagious? H. pylori or Helicobacter pylori infection is spread from person to person by fecal contamination in either food or water that is...learn more »
    In This Article
    Is H. pylori Contagious? Article
    • What is H. pylori?
    • Is H. pylori contagious?
    • How long before I know I am infected with H. pylori?
    • What are the symptoms of H. pylori?
    • How are H. pylori bacteria spread?
    • When should I seek medical care for an H. pylori infection?
    • Are there home remedies or cures for H. pylori infection?
    • How will I know if or others or I are no longer contagious for H. pylori?
  • Pheochromocytoma Pheochromocytoma is a tumor of the adrenal gland. Pheochromocytomas are quite rare and the vast majority of them are entirely...learn more »
    In This Article
    Pheochromocytoma Article
    • Pheochromocytoma facts
    • What is a pheochromocytoma?
    • What are the symptoms of a pheochromocytoma?
    • What conditions are associated with pheochromocytomas?
    • What else can cause the symptoms of a pheochromocytoma?
    • How is pheochromocytoma diagnosed?
    • How is a pheochromocytoma treated?
    • What is the prognosis with a pheochromocytoma?
  • Antiemetics Nausea and vomiting are symptoms that may be caused by many conditions. Antiemetics are drugs that treat nausea and vomiting....learn more »
    In This Article
    Antiemetics Article
    • What can cause nausea and vomiting?
    • What types of medications are available to treat nausea and vomiting?
  • Hemophilia Hemophilia is one of a group of inherited bleeding disorders. Hemophilia A and B are inherited in an X-linked recessive genetic...learn more »
    In This Article
    Hemophilia Article
    • Hemophilia facts
    • What is hemophilia?
    • What causes hemophilia?
    • What are the signs and symptoms of hemophilia?
    • How is hemophilia diagnosed?
    • Is it possible to know if you are a carrier of hemophilia?
    • What are treatments for hemophilia?
    • Inhibitors
    • Infections
    • Can hemophilia be prevented?
    • What is the outlook (prognosis) for hemophilia?
    • What are possible future treatments for hemophilia?
  • Gallbladder Cancer Gallbladder cancer is a rare form of cancer with symptoms that include jaundice, abdominal pain, fever, nausea and vomiting,...learn more »
    In This Article
    Gallbladder Cancer Article
    • Gallbladder cancer facts*
    • What is gallbladder cancer?
    • What are risk factors for gallbladder cancer?
    • What are symptoms and signs of gallbladder cancer?
    • What exams and tests are used to diagnose gallbladder cancer?
    • What factors affects the prognosis for gallbladder cancer?
    • How is the staging of gallbladder cancer determined?
    • What is the treatment for gallbladder cancer?
    • Where can people get more information about gallbladder cancer?
  • Hypothermia Hyothermia or extreme exposure to cold can be classified as either accidental hypothermia (unintentional cold exposure) and...learn more »
    In This Article
    Hypothermia Article
    • What is hypothermia?
    • What are the risk factors for hypothermia?
    • What body parts are more susceptible to hypothermia?
    • What causes hypothermia?
    • What are the signs and symptoms of hypothermia?
    • What are the symptoms of hypothermia in infants and children?
    • Can a person experience hypothermia indoors?
    • When should I call my doctor for hypothermia?
    • How is hypothermia diagnosed?
    • What is the treatment for hypothermia?
    • Home remedies for hypothermia
    • What items should I have to be prepared to prevent hypothermia?
    • What is the prognosis for hypothermia?
  • Shingles and Pregnancy Becoming infected with chickenpox during pregnancy could cause birth defects in your unborn child. Likewise, shingles could also...learn more »
    In This Article
    Shingles and Pregnancy Article
    • Shingles in pregnancy facts
    • What is shingles?
    • What do shingles look like?
    • What are the signs and symptoms of shingles?
    • How is shingles diagnosed?
    • What is the treatment for shingles in pregnancy?
    • Antiviral medication to treat shingles
    • Pain medication to treat shingles
    • Antihistamine medication to treat shingles
    • What are the complications of shingles in pregnancy?
    • What is the outlook (prognosis) for shingles in pregnancy?
    • Can shingles in pregnancy be prevented?
  • Ricin Ricin is a biological toxin that can be made from processing castor beans. Symptoms of ricin poisoning include fever, cough,...learn more »
    In This Article
    Ricin Article
    • What is ricin?
    • Where is ricin found, and how is it used?
    • How are people exposed to ricin?
    • How does ricin work?
    • What are the signs and symptoms of ricin exposure?
    • How do authorities confirm cases of suspected ricin poisonning?
    • What is the treatment for ricin poisoning?
    • How can people protect themselves? What should someone do if they are exposed to ricin?
    • For more information
  • Shigella Shigellosis is a disease caused by the Shigella bacteria. Bloody diarrhea, stomach cramps and fever are common symptoms. Mild...learn more »
    In This Article
    Shigella Article
    • Shingellosis facts*
    • What is shigellosis? What causes shigellosis?
    • What sort of germ is Shigella?
    • How can Shigella infections be diagnosed?
    • How can Shigella infections be treated?
    • Are there long term consequences of a Shigella infection?
    • How do people catch Shigella?
    • What can a person do to prevent this illness?
    • How common is shigellosis?
    • What else can be done to prevent shigellosis?
    • What is the government doing about shigellosis?
    • How can I learn more about this and other public health problems?
    • Some tips for preventing the spread of shigellosis
  • Hodgkin's Disease Hodgkin's disease is a cancer of the lymphatic system with symptoms that include unexplained, recurring fevers, unexplained...learn more »
    In This Article
    Hodgkin's Disease Article
    • Hodgkin's lymphoma facts*
    • What is the lymph system?
    • What is Hodgkin's lymphoma?
    • What are the types of Hodgkin's lymphoma?
    • How is the staging determined for Hodgkin's lymphoma?
    • What are the stages of Hodgkin's lymphoma?
    • What is the treatment for Hodgkin's lymphoma?
    • Who are the doctor's who treat Hodgkin's lymphoma?
    • How do people get a second opinion for Hodgkin's lymphoma?
    • Clinical trials for treatment of Hodgkin's lymphoma
    • Chemotherapy for Hodgkin's lymphoma
    • Targeted therapy for Hodgkin's lymphoma
    • Radiation therapy for Hodgkin's lymphoma
    • Stem cell transplantation for Hodgkin's lymphoma
    • Nutrition during cancer treatment
    • What is the follow-up care after treatment for Hodgkin's lymphoma?
    • What other support is available for cancer patients?
  • Anorexia Anorexia is an eating disorder characterized by markedly reduced appetite or total aversion to food. Anorexia is a serious...learn more »
    In This Article
    Anorexia Article
    • Anorexia nervosa facts
    • What is anorexia nervosa?
    • Who is at risk for anorexia nervosa?
    • What causes anorexia nervosa?
    • How is anorexia nervosa diagnosed?
    • What are anorexia symptoms and signs (psychological and behavioral)?
    • What are anorexia symptoms, signs, and complications (physical)?
    • What is the treatment for anorexia nervosa?
    • What is the prognosis (outcome) of anorexia nervosa?
    • How can anorexia nervosa be prevented?
    • The future of anorexia nervosa
    • Where can a person get help for anorexia nervosa?
  • Mitochondrial Disease Learn about mitochondrial disease, genetic disease in which include a group of neuromuscular diseases that are caused by damage...learn more »
    In This Article
    Mitochondrial Disease Article
    • Mitochondrial myopathies facts*
    • What are mitochondrial myopathies?
    • What are the symptoms of mitochondrial myopathies?
    • Is there any treatment for mitochondrial disease?
    • What is the prognosis for mitochondrial disease?
    • What research is being done for mitochondrial disease?
    • Organizations
  • Typhus Typhus is a disease caused by Rickettsia bacteria. Symptoms and signs include fever, headache, nausea, vomiting, diarrhea, and...learn more »
    In This Article
    Typhus Article
    • Typhus facts
    • What is typhus? Are there different types of typhus?
    • What is the history of typhus?
    • What causes typhus? How is typhus transmitted?
    • What are typhus risk factors?
    • What are typhus symptoms and signs?
    • How is typhus diagnosed?
    • What is the treatment for typhus?
    • What is the prognosis of typhus?
    • Can typhus be prevented?
    • Where can people get more information about typhus?
  • Snake Bite (Snake Bite) There are venomous (poisonous) and nonvenomous (nonpoisonous) snakes. A venomous snake bite penetrates the skin and injects,...learn more »
    In This Article
    Snake Bite (Snake Bite) Article
    • What is a venomous (poisonous) snake bite?
    • What is a nonvenomous (nonpoisonous) snake bite?
    • What are the symptoms of a venomous snake bite?
    • How is a venomous snake bite diagnosed?
    • What is the treatment for a venomous snake bite?
    • What are the complications of a venomous snake bite?
    • Can a snake bite be prevented?
    • What is the prognosis for a venomous snake bite?
  • Shaken Baby Syndrome (Abusive Head Trauma) Shaken baby syndrome, or abusive head trauma, are the symptoms and signs that result from the violent shaking of an infant. These...learn more »
    In This Article
    Shaken Baby Syndrome (Abusive Head Trauma) Article
    • Shaken baby syndrome facts
    • What is shaken baby syndrome?
    • What causes shaken baby syndrome?
    • What are the risk factors for shaken baby syndrome?
    • What are shaken baby syndrome symptoms and signs?
    • How do physicians diagnose shaken baby syndrome?
    • What is the treatment for shaken baby syndrome?
    • What are complications and long-term effects of shaken baby syndrome?
    • What is the prognosis of shaken baby syndrome?
    • Is it possible to prevent shaken baby syndrome?
    • What can caregivers or parents do to calm a crying baby?
  • Aortic Dissection Aortic dissection is a small tear in the large blood vessel that leads from the heart and supplies blood to the body. There are...learn more »
    In This Article
    Aortic Dissection Article
    • Aortic dissection facts
    • Introduction to aortic dissection
    • What are the causes of aortic dissection?
    • What are the signs and symptoms of aortic dissection?
    • How is aortic dissection diagnosed?
    • What is the treatment for aortic dissection?
    • What is the prognosis for aortic dissection?
    • Can aortic dissection be prevented?
  • Rocky Mountain Spotted Fever (RMSF) Rocky Mountain spotted fever is a tick-borne disease that causes symptoms and signs such as fever, rash, headache, and muscle...learn more »
    In This Article
    Rocky Mountain Spotted Fever (RMSF) Article
    • Rocky Mountain spotted fever facts
    • What is Rocky Mountain spotted fever?
    • Where do most cases of RMSF occur in the U.S.?
    • What causes Rocky Mountain spotted fever?
    • How is Rocky Mountain spotted fever transmitted?
    • What are Rocky Mountain spotted fever risk factors?
    • Is Rocky Mountain spotted fever contagious?
    • What are Rocky Mountain spotted fever symptoms and signs?
    • What is the incubation period for Rocky Mountain spotted fever?
    • How do health-care providers diagnose Rocky Mountain spotted fever?
    • What is the treatment for Rocky Mountain spotted fever?
    • What is the prognosis of Rocky Mountain spotted fever?
    • What are the long-term effects of Rocky Mountain spotted fever?
    • Is there a vaccine for Rocky Mountain spotted fever?
    • Is it possible to prevent Rocky Mountain spotted fever?
  • Fungal Meningitis Fungal meningitis is a rare disease that is not contagious. Symptoms include fever, headache, stiff neck, nausea, and vomiting....learn more »
    In This Article
    Fungal Meningitis Article
    • Fungal meningitis facts*
    • What causes fungal meningitis?
    • How is fungal meningitis transmitted?
    • What are risk factors for fungal meningitis?
    • What are fungal meningitis symptoms and signs?
    • How is fungal meningitis diagnosed?
    • What is the treatment for fungal meningitis?
    • Can fungal meningitis be prevented?
  • Intussusception Intussusception is the telescoping (prolapse) of a portion of the intestine within another immediately adjacent portion of...learn more »
    In This Article
    Intussusception Article
    • Intussusception facts
    • What is intussusception?
    • What happens during intussusception?
    • Is intussusception an urgent problem?
    • Who is at greatest risk for intussusception?
    • What causes intussusception?
    • Why is rapid diagnosis of intussusception important?
    • What are the symptoms of intussusception?
    • How is intussusception diagnosed?
    • Is it necessary to operate when there is intussusception?
    • What is the prognosis (outlook) for patients with intussusception?
  • Is Salmonella Contagious? Salmonella is a bacteria that can cause a variety of diseases. Salmonella can be transmitted via direct and indirect contact....learn more »
    In This Article
    Is Salmonella Contagious? Article
    • What is Salmonella?
    • Is Salmonella contagious?
    • What is the contagious period for Salmonella?
    • How will I know if someone has a Salmonella infection? What is the incubation period for salmonellosis?
    • How is Salmonella transmitted?
    • How will I know if I am cured of Salmonella?
    • When should I contact a medical caregiver about Salmonella?
  • Febrile Seizures Febrile seizures, or convulsions caused by fever in small children or infants can be frightening, however, in general are...learn more »
    In This Article
    Febrile Seizures Article
    • Seizure symptoms: how to assist the victim
    • NIH on what are febrile seizures?
    • How common are febrile seizures?
    • What are the symptoms of a febrile seizure?
    • What makes a child prone to recurrent febrile seizures?
    • Are febrile seizures harmful?
    • What should be done for a child having a febrile seizure?
    • How are febrile seizures diagnosed and treated?
    • How are febrile seizures prevented?
    • What research is being done on febrile seizures?
    • Where can I get more information?
  • Enterovirus (Non-Polio Enterovirus Infection) Non-polio enteroviruses cause a variety of infections, including aseptic meningitis, hand, foot, and mouth disease, herpangina,...learn more »
    In This Article
    Enterovirus (Non-Polio Enterovirus Infection) Article
    • Enterovirus facts
    • What is an enterovirus?
    • What types of illnesses do enteroviruses cause?
    • What are causes and risk factors for an enterovirus infection?
    • Are enteroviruses contagious?
    • What is the incubation period for an enterovirus infection?
    • What is the contagious period for an enterovirus infection?
    • What are symptoms and signs of an enterovirus infection in children and adults?
    • How do physicians diagnose an enterovirus infection?
    • What is the treatment for an enterovirus infection?
    • What types of doctors treat enterovirus infections?
    • Non-polio enterovirus outbreaks, including enterovirus D68 (EV-D68) and 71
    • What are complications of an enterovirus infection?
    • What is the prognosis of an enterovirus infection?
    • Is it possible to prevent an enterovirus infection? Is there a vaccine for enteroviruses?
    • Where can people find more information about enterovirus infections?
  • GERD and GER (Acid Reflux) in Infants and Children GERD (gastroesophageal reflux disease) is the upward movement of stomach content, including acid, into the esophagus and...learn more »
    In This Article
    GERD and GER (Acid Reflux) in Infants and Children Article
    • What are GER and GERD in infants and children?
    • What causes GER and GERD in infants and children?
    • What are the symptoms of GER and GERD in infants and children?
    • How are GER and GERD in infants and children diagnosed?
    • What is the treatment for GER in infants?
    • How are GER and GERD treated in infants and children?
    • What is the prognosis for GER and GERD in infants and children?
  • Bocavirus Bocavirus infection is usually only found in those with lower respiratory infections or diarrhea. Symptoms include cyanosis,...learn more »
    In This Article
    Bocavirus Article
    • Bocavirus facts
    • What is bocavirus?
    • What are the symptoms and signs of bocavirus infection?
    • How is bocavirus infection spread?
    • How is bocavirus infection diagnosed?
    • What is the treatment for bocavirus infection?
    • What is the prognosis of bocavirus infection?
    • Can bocavirus infection be prevented?
  • Anthrax Anthrax is a deadly infectious disease that may be transmitted to humans by infected animals or by biological warfare. There are...learn more »
    In This Article
    Anthrax Article
    • Anthrax facts
    • What is anthrax?
    • What causes anthrax?
    • How is anthrax contracted?
    • How common is anthrax?
    • How long is the incubation period with anthrax?
    • What kinds of diseases does anthrax cause?
    • How is the diagnosis made of anthrax?
    • How is anthrax treated?
    • How can anthrax be prevented?
  • Is E. coli Contagious? E. coli is an infection found worldwide. There are several subtypes of the E. coli species. E. coli is transmitted from...learn more »
    In This Article
    Is E. coli Contagious? Article
    • What is E. coli?
    • Is E. coli contagious?
    • When will I know I'm infected with E. coli?
    • How does E. coli spread?
    • When do I know I'm cured of E. coli?
    • When should I contact a doctor about an E. coli infection?
  • Polio A polio infection causes symptoms and signs such as paralysis, limb deformities, and even death. There is no curative treatment...learn more »
    In This Article
    Polio Article
    • Polio facts
    • What is polio?
    • What is the history of polio?
    • What causes polio?
    • What are risk factors for polio? How does polio spread?
    • What are polio symptoms and signs?
    • How do physicians diagnose polio?
    • What is the treatment for polio?
    • What is the prognosis of polio?
    • Is it possible to prevent polio? Is there a polio vaccine?
    • Polio-like illness
  • Thallium Thallium is a metal that can be found in small amounts in the soil. When thallium enters the environment through coal-burning or...learn more »
    In This Article
    Thallium Article
    • What is thallium?
    • What happens to thallium when it enters the environment?
    • How might I be exposed to thallium?
    • How can thallium affect my health?
    • How likely is thallium to cause cancer?
    • Is there a medical test to show whether I've been exposed to thallium?
    • Has the federal government made recommendations to protect human health?
    • Where can I get more information?
  • Irritable Bowel Syndrome in Children Irritable bowel syndrome (IBS) in children is a functional gastrointestinal disorder with symptoms of abdominal pain, bloating,...learn more »
    In This Article
    Irritable Bowel Syndrome in Children Article
    • Irritable bowel syndrome in children facts*
    • What is irritable bowel syndrome (IBS)?
    • What is the GI tract?
    • How common is IBS in children?
    • What are the symptoms of IBS in children?
    • What causes IBS in children?
    • How is IBS in children diagnosed?
    • How is IBS in children treated?
    • Eating, diet, and nutrition
    • Medications
    • Probiotics
    • Therapies for Mental Health Problems
  • Arteriovenous Malformation Arteriovenous malformation (AVM) is a congenital disorder of blood vessels in the brain, brainstem, or spinal cord that is...learn more »
    In This Article
    Arteriovenous Malformation Article
    • What are arteriovenous malformations?
    • What are the symptoms of arteriovenous malformations?
    • How do arteriovenous malformations damage the brain and spinal cord?
    • Where do neurological arteriovenous malformations tend to form?
    • What are the health consequences of arteriovenous malformations?
    • What other types of vascular lesions affect the central nervous system?
    • What causes vascular lesions?
    • How are arteriovenous malformations and other vascular lesions detected?
    • How can arteriovenous malformations and other vascular lesions be treated?
    • What research is being done?
  • Ciguatera Poisoning Ciguatera poisoning is a type of food poisoning caused by the ciguatera toxin found in a variety of large reef fish found between...learn more »
    In This Article
    Ciguatera Poisoning Article
    • What is ciguatera poisoning?
    • What are the symptoms of ciguatera poisoning?
    • What is the treatment for ciguatera poisoning?
    • When should I see a doctor for ciguatera poisoning?
  • Symptoms of 12 Serious Diseases and Health Problems Learn how to recognize serious diseases and health problems like strokes, heart attacks, cancers, reproductive problems in...learn more »
  • Cysticercosis (Pork Tapeworm Infection) Cysticercosis is an infection caused by Taenia solium, the pork tapeworm. Symptoms include seizures, lethargy, nausea and...learn more »
    In This Article
    Cysticercosis (Pork Tapeworm Infection) Article
    • Cysticercosis (pork tapeworm infection) facts
    • What is cysticercosis?
    • What causes cysticercosis?
    • How is cysticercosis transmitted?
    • What are cysticercosis symptoms and signs?
    • How is cysticercosis diagnosed?
    • What is the treatment for cysticercosis?
    • What are the complications of cysticercosis?
    • How is cysticercosis prevented?
  • Bilirubin (Bilirubin Test) Bilirubin is a waste product of the normal breakdown of red blood cells in the liver. Normal bilirubin levels vary from lab to...learn more »
    In This Article
    Bilirubin (Bilirubin Test) Article
    • Bilirubin and blood test facts
    • What is bilirubin?
    • What are normal bilirubin levels in adults?
    • What do high bilirubin levels in adults mean?
    • What are symptoms of high bilirubin levels in adults?
    • What are the symptoms of high bilirubin levels in newborns?
    • What do high bilirubin levels in a newborn mean?
    • What are other names for bilirubin?
    • What is the treatment for elevated bilirubin in adults?
    • What is the bilirubin test?
    • How do I prepare for the bilirubin test?
    • How is the bilirubin test performed?
    • What risks are associated with the bilirubin test?
    • What is the prognosis for an adult with elevated bilirubin levels?
    • What is the prognosis for newborns?
    • Can high levels of bilirubin be prevented?
  • Bleeding Varices Varices are dilated blood vessels usually in the esophagus or stomach. Symptoms of bleeding varices include vomiting blood, black...learn more »
    In This Article
    Bleeding Varices Article
    • Introduction to bleeding varices
    • What are the symptoms of bleeding Varices?
    • How are bleeding varices treated?
    • Can bleeding varices be prevented?
  • Cocaine and Crack Abuse Cocaine is an addictive stimulant that is smoked, snorted, and injected. Crack is cocaine that comes in a rock crystal that is...learn more »
    In This Article
    Cocaine and Crack Abuse Article
    • Cocaine and crack abuse facts
    • What is cocaine? What is crack?
    • How is cocaine abused?
    • What are cocaine's effects on the body and the mind?
    • What causes and prevents cocaine abuse and addiction?
    • What are symptoms and signs of cocaine abuse and addiction?
    • How do health-care professionals diagnose cocaine addiction?
    • What is the treatment for cocaine and crack addiction?
    • What are symptoms and signs of cocaine withdrawal?
    • What are the long-term effects and the prognosis for cocaine and crack addiction?
    • Where can people find more information about cocaine and crack abuse?
  • Porphyria Porphyria is a group of disorders that affect the nervous system, skin, or both. Porphyria is often an inherited condition that...learn more »
    In This Article
    Porphyria Article
    • Porphyria facts*
    • What is porphyria?
    • What are the types of porphyria?
    • What causes porphyria?
    • What are the symptoms of porphyria?
    • How is porphyria diagnosed?
    • How is porphyria treated?
  • Neuromyelitis Optica Neuromyelitis optica (Devic's syndrome) is a disease of the CNS that affects the optic nerves and spinal cord. People with...learn more »
    In This Article
    Neuromyelitis Optica Article
    • Neuromyelitis optica facts*
    • What is neuromyelitis optica?
    • What are the symptoms of neuromyelitis optica?
    • How is neuromyelitis optica diagnosed?
    • What is the treatment for neuromyelitis optica?
    • What is the prognosis for neuromyelitis optica?
    • What research is being done?
  • Pseudotumor Cerebri (Idiopathic Intracranial Hypertension) Pseudotumor Cerebri (intracranial hypertension) is a condition where there is an increase in pressure of fluid surrounding the...learn more »
    In This Article
    Pseudotumor Cerebri (Idiopathic Intracranial Hypertension) Article
    • What is pseudotumor cerebri (Idiopathic intracranial hypertension)?
    • What are the symptoms of pseudotumor cerebri?
    • How is pseudotumor cerebri treated?
    • What is the prognosis for patient's with pseudotumorcerebri?
    • For more information about pseudotumor cerebri
  • Bulimia People with bulimia nervosa, an eating disorder that involves episodes of bingeing and purging, experience symptoms and signs...learn more »
    In This Article
    Bulimia Article
    • Bulimia nervosa facts
    • What is bulimia?
    • What are causes and risk factors for bulimia?
    • What are symptoms and signs of bulimia?
    • How do physicians diagnose bulimia?
    • What is the treatment for bulimia?
    • What are complications of bulimia?
    • What is the prognosis for bulimia?
    • Is it possible to prevent bulimia?
    • Where can one find more information about bulimia?
    • Are there support groups for people with bulimia?
  • Reye's Syndrome Reye's syndrome (RS or Reye syndrome) is a sudden, sometimes fatal, disease of the brain with degeneration of the liver. Reye...learn more »
    In This Article
    Reye's Syndrome Article
    • Reye's syndrome facts
    • What is Reye's syndrome?
    • What causes Reye's syndrome?
    • What are risk factors for Reye's syndrome?
    • What are Reye's syndrome symptoms and signs?
    • How do health-care professionals diagnose Reye's syndrome?
    • What is the treatment for Reye's syndrome?
    • What is the prognosis for Reye's syndrome?
    • Is it possible to prevent Reye's syndrome?
    • What research is being done on Reye's syndrome?
    • Where can I find more information about Reye's syndrome?
  • Bird Flu (Avian Influenza, Avian Flu) Bird flu (avian flu, avian influenza) infection in humans may result from contact with infected poultry. There is a vaccine to...learn more »
    In This Article
    Bird Flu (Avian Influenza, Avian Flu) Article
    • Bird flu (avian flu) facts
    • What is bird flu?
    • What causes bird flu?
    • What are risk factors for bird flu?
    • What are bird flu symptoms and signs?
    • How do physicians diagnose bird flu?
    • What is the treatment for bird flu?
    • What are the complications of bird flu?
    • What is the prognosis of bird flu?
    • Can bird flu be prevented with a vaccine?
    • Where can people find more information about bird flu?
  • Stroke Prevention Stroke is the third leading killer in the United States. Some of the warning signs of stroke include sudden confusion, trouble...learn more »
    In This Article
    Stroke Prevention Article
    • Introduction
    • What is a Stroke?
    • What are Warning Signs of a Stroke?
    • What are Risk Factors for a Stroke?
    • What Are the Treatable Risk Factors?
    • Do You Know Your Stroke Risk?
  • Is Malaria Contagious? Malaria is transmitted via the bite of an infected mosquito. The incubation period for malaria depends upon the species of...learn more »
    In This Article
    Is Malaria Contagious? Article
    • What is malaria?
    • Is malaria contagious?
    • What is the incubation period for malaria?
    • How is malaria transmitted?
    • How long does it take to be cured of malaria?
    • When should people seek medical care for a suspected malaria infection?
  • Sick Building Syndrome Multiple chemical sensitivity (MCS) or also referred to as sick building syndrome or environmental illness is the name given by...learn more »
    In This Article
    Sick Building Syndrome Article
    • Sick building syndrome facts
    • What is sick building syndrome?
    • Why is sick building syndrome controversial?
    • What causes sick building syndrome?
    • What are risk factors for sick building syndrome?
    • What are sick building syndrome symptoms and signs?
    • How is sick building syndrome diagnosed?
    • What is the treatment for sick building syndrome?
    • What are complications of sick building syndrome?
    • What is the prognosis of sick building syndrome?
    • Is there a way to prevent sick building syndrome?
  • Peanut Allergy About 1% to 2% of people in the U.S. have a peanut allergy. Symptoms and signs of a peanut allergy include rash, hives, redness,...learn more »
    In This Article
    Peanut Allergy Article
    • Peanut allergy facts
    • What is a peanut allergy?
    • How common is a peanut allergy?
    • Why is peanut allergy increasing and what are risk factors for a peanut allergy?
    • What are peanut allergy symptoms and signs? How do physicians diagnose a peanut allergy?
    • How are peanut allergies managed? What is the treatment for a peanut allergy?
    • Can a peanut allergy be cured or outgrown?
  • Yellow Fever Yellow fever is an infectious disease transmitted by infected mosquitoes. Side effects are rare with the yellow fever vaccine....learn more »
    In This Article
    Yellow Fever Article
    • Yellow fever facts
    • What is yellow fever? What is the history of yellow fever?
    • What causes yellow fever?
    • How is yellow fever transmitted?
    • What areas are high risk for contracting yellow fever?
    • What is the incubation period for yellow fever?
    • Is yellow fever contagious? How long is the contagious period for yellow fever?
    • What are yellow fever symptoms and signs?
    • How is yellow fever diagnosed?
    • What is the treatment for yellow fever?
    • How long does yellow fever last?
    • What is the prognosis for people with yellow fever?
    • Is it possible to prevent yellow fever?
    • What are the side effects of the yellow fever vaccine?
    • Where can people get more information on yellow fever?
  • Is Crohn's Disease Contagious? Crohn's disease, a form of inflammatory bowel disease, is characterized by symptoms and signs that include diarrhea, fever,...learn more »
    In This Article
    Is Crohn's Disease Contagious? Article
    • What is Crohn's disease?
    • Is Crohn's disease contagious?
    • How do I know when someone has Crohn's disease?
    • How does Crohn's disease spread?
    • How will I know when someone is cured of Crohn's disease?
    • When should I contact a medical caregiver about Crohn's disease?
  • Ebola (Ebola Virus Disease or Ebola Hemorrhagic Fever) Ebola hemorrhagic fever (HF) is an often-fatal disease that causes fever, headache, vomiting, diarrhea, sore throat, stomach...learn more »
    In This Article
    Ebola (Ebola Virus Disease or Ebola Hemorrhagic Fever) Article
    • Ebola hemorrhagic fever (Ebola virus disease) facts
    • What is Ebola hemorrhagic fever?
    • What is the history of Ebola hemorrhagic fever?
    • What causes Ebola hemorrhagic fever?
    • What are risk factors for Ebola hemorrhagic fever?
    • What are Ebola virus disease symptoms and signs?
    • How do physicians diagnose Ebola hemorrhagic fever?
    • What is the treatment for Ebola hemorrhagic fever?
    • What are complications of Ebola hemorrhagic fever?
    • What is the prognosis of Ebola hemorrhagic fever?
    • Is it possible to prevent Ebola hemorrhagic fever? Is there a vaccine for Ebola hemorrhagic fever?
    • What is the latest research on Ebola hemorrhagic fever?
  • Hospice Hospice is a service that offers support, resources, and assistance to terminally ill patients and their families. In such late...learn more »
    In This Article
    Hospice Article
    • Hospice facts
    • What is hospice care?
    • Why is hospice care important?
    • What is the history of hospice?
    • What are the main goals of hospice care?
    • What are some misconceptions about hospice care?
    • What kinds of services does hospice care provide?
    • Are hospice services available for children?
    • Can hospice care be offered at home?
    • What are some medical conditions commonly referred to hospice?
    • How is referral to hospice made?
    • How does hospice care work?
    • Who is part of the hospice team?
    • What is respite care?
    • Who is eligible for hospice care?
    • Who pays for hospice care?
    • How can people find and choose hospice care?
    • What questions should people ask of hospice agencies?
    • Where can a person find more information about hospice care?
  • Urine Blockage in Newborns There are many syndromes and defects that may cause urine blockage in newborns. Defects in the urinary tract that may cause urine...learn more »
    In This Article
    Urine Blockage in Newborns Article
    • What are the types of defects in the urinary tract?
    • What syndromes may affect the urinary tract?
    • How are problems and birth defects of the urinary tract diagnosed?
    • What is the treatment for urine blockage in newborns?
    • What research is being done on urine blockage in newborns?
    • Where can people find more information on urine blockage in newborns?
  • The Digestion Process (Organs and Functions) Digestion is the complex process of turning food you eat into the energy you need to survive. The digestive process also involves...learn more »
    In This Article
    The Digestion Process (Organs and Functions) Article
    • Digestion definition
    • What is digestion?
    • The mouth
    • The pharynx and esophagus
    • The stomach and small intestine
    • The colon, rectum, and anus
    • Three accessory digestive organs (pancreas, liver, gallbladder)
  • Is Colitis Contagious? Colitis is a term that us used to describe inflammation of the colon. The terms enteritis, proctitis, and inflammatory bowel...learn more »
    In This Article
    Is Colitis Contagious? Article
    • What is colitis?
    • Is colitis contagious?
    • How will I know if I have colitis?
    • How is colitis spread?
    • When will I know I'm cured of colitis?
    • When should I contact a health-care professional about colitis?
  • Peritonitis Peritonitis is a bacterial infection inside of the abdomen. Some doctors choose to group the causes of peritonitis into five...learn more »
    In This Article
    Peritonitis Article
    • Peritonitis facts
    • What is peritonitis?
    • What are the signs and symptoms of peritonitis?
    • What are the causes of peritonitis?
    • What is the most common type of peritonitis?
    • What kind of doctor treats peritonitis?
    • How is peritonitis diagnosed?
    • What is the treatment for peritonitis?
    • What are the complications of peritonitis?
    • Can peritonitis be prevented?
    • What is the prognosis for a person with peritonitis?
  • Travel Medicine Travelers should prepare for their trip by visiting their physician to get the proper vaccinations and obtain the necessary...learn more »
    In This Article
    Travel Medicine Article
    • Why should travelers see a physician before they leave on a trip?
    • What diseases occur in travelers, and how can disease be prevented?
    • Traveler's diarrhea
    • Malaria
    • Meningitis and encephalitis
    • Yellow fever
    • Hepatitis A
    • Typhoid fever
    • Polio
    • Cholera
    • What about diseases for which there is no vaccine or preventive medication?
    • What is safe to eat and drink while traveling?
    • What can I do to avoid insect bites?
    • What should be in my travel first-aid kit or medicine kit?
    • What are the medical concerns with jet lag?
    • What if I have a medical condition or a chronic disease?
    • What if I'm traveling while pregnant?
    • What about traveling with children?
    • Travel health insurance & medical evacuation insurance
    • Travel safety and health alerts
    • Where can I find additional information?
  • Drug Allergy Drug allergies are cause when the immune system mistakenly creates an immune response to a medication. Symptoms of a drug...learn more »
    In This Article
    Drug Allergy Article
    • What is a drug allergy?
    • What are the symptoms of drug allergy?
    • What drugs are people most allergic to?
    • How is a drug allergy diagnosed?
    • What is the treatment for a drug allergy?
    • What should I do if I have an allergic reaction to a drug?
  • Weber-Christian Disease Weber-Christian disease is a rare inflammatory disease that affects the body's fat tissues. It's also known as relapsing febrile...learn more »
    In This Article
    Weber-Christian Disease Article
    • Weber-Christian disease facts
    • What is Weber-Christian disease? What are the risk factors for this disease?
    • What is panniculitis?
    • What are other symptoms of Weber-Christian disease?
    • What causes Weber-Christian disease?
    • How is Weber-Christian disease diagnosed?
    • What is the prognosis of Weber-Christian disease?
    • What is the treatment for Weber-Christian disease?
  • Diabetic Ketoacidosis Diabetic ketoacidosis (DKA) is a complication of type 1 diabetes that is life threatening. If a person thinks they may have...learn more »
    In This Article
    Diabetic Ketoacidosis Article
    • Diabetic ketoacidosis facts
    • What is diabetic ketoacidosis?
    • What are the signs and symptoms of diabetic ketoacidosis?
    • How does diabetic ketoacidosis occur?
    • Who is at risk for developing diabetic ketoacidosis?
    • What are the complications of diabetic ketoacidosis?
    • What kind of doctor treats diabetic ketoacidosis?
    • How is diabetic ketoacidosis diagnosed?
    • What is the treatment for diabetic ketoacidosis?
    • Can diabetic ketoacidosis be prevented?
    • What is the prognosis for a person with diabetic ketoacidosis?
  • Q Fever Q fever is a highly infectious disease that causes high fever, diarrhea, cough, and sweating. Infected animals may transmit Q...learn more »
    In This Article
    Q Fever Article
    • Q fever facts
    • What is Q fever?
    • Where does the name Q fever come from? What causes Q fever?
    • How does Q fever spread?
    • Who is at risk for getting Q fever?
    • Are there different forms of Q fever?
    • What are the signs and symptoms of Q fever?
    • How do physicians diagnose Q fever?
    • Is Q fever deadly?
    • Is Q fever contagious?
    • What is the danger of getting Q fever while pregnant?
    • What complications may arise with Q fever?
    • What is the prognosis for Q fever?
    • If it is not Q fever, what else could it be?
    • What should people do if they have been exposed to Q fever?
    • Is there any treatment for Q fever?
    • Is there a vaccine against Q fever?
    • Is Q fever a bioterrorism threat?
    • Where can people find more information about Q fever?
  • Ascariasis A parasite names Ascaris lumbricoides causes ascariasis. Symptoms and signs include: abdominal pain, abdominal swelling,...learn more »
    In This Article
    Ascariasis Article
    • Ascariasis facts
    • What is ascariasis?
    • What is Ascaris lumbricoides? What do Ascaris worms look like?
    • What causes ascariasis?
    • What are the signs and symptoms of an ascariasis infection?
    • What are the risk factors for developing ascariasis?
    • How do health-care professionals diagnose ascariasis?
    • What is the treatment for ascariasis?
    • What type of specialists treat ascariasis?
    • Are there home remedies for ascariasis?
    • What are the complications of ascariasis?
    • What is the prognosis of ascariasis?
    • Is it possible to prevent ascariasis?
  • Is Meningitis Contagious? Meningitis, inflammation of the meninges, symptoms and signs include neck stiffness, headache, and fever. There are five types of...learn more »
    In This Article
    Is Meningitis Contagious? Article
    • What is meningitis?
    • Is meningitis contagious?
    • What is the incubation period for meningitis?
    • How is meningitis transmitted?
    • How long does meningitis last?
    • When should someone seek medical care for meningitis?
  • Marburg Virus Disease Marburg virus disease is a zoonotic infection that produces symptoms such as chills, headaches, fever, and muscle aches. The...learn more »
    In This Article
    Marburg Virus Disease Article
    • Marburg virus disease facts
    • What is Marburg virus disease?
    • What causes Marburg disease?
    • What are the symptoms and signs of Marburg infection? What is the incubation period for a Marburg virus infection?
    • What are risk factors for getting Marburg infections?
    • How do health-care professionals diagnose Marburg viral infections?
    • What treatment is available for Marburg virus infections?
    • What specialists treat Marburg infections?
    • Is it possible to prevent Marburg virus infections?
    • What is the prognosis for a Marburg virus infection? What complications may occur with Marburg infections?
    • What research is ongoing about Marburg virus infections?
    • Why is Africa now seeing so many cases of what were relatively rare viral diseases like Ebola and Marburg virus infections?
  • Medical Marijuana (Medical Cannabis) Medical marijuana (medical cannabis) is a medicine that is plant based. There are two species of medical marijuana; 1) Cannabis...learn more »
    In This Article
    Medical Marijuana (Medical Cannabis) Article
    • Medical marijuana facts
    • What is medical marijuana or medical cannabis?
    • What are THC and CBD?
    • What are the uses for medical marijuana?
    • What are the health benefits of medical marijuana?
    • Are there any side effects of medical marijuana?
    • Is medical marijuana legal?
    • How do you get medical marijuana?
    • Is medical marijuana "addictive?"
    • What research is being done for medical marijuana?
  • Enterovirulent E. coli (EEC) Enterovirulent Escherichia coli (E. coli) are strains of related bacteria that have a strong propensity to cause gastrointestinal...learn more »
    In This Article
    Enterovirulent E. coli (EEC) Article
    • Enterovirulent E. coli (EEC) facts
    • What are enterovirulent E. coli (EEC)?
    • What are the symptoms caused by enterovirulent E. coli (EEC)?
    • A new EEC group? (E. coli 0104:H4)
    • How do enterovirulent E. coli groups cause disease?
    • When should one seek medical care for enterovirulent E. coli infection?
    • How are enterovirulent E. coli infections diagnosed?
    • How are enterovirulent E. coli infections treated?
    • How is self-care at home done for enterovirulent E. coli?
    • What are the complications associated with enterovirulent E. coli (EEC)?
    • How are enterovirulent E. coli (EEC) infections prevented?
    • What are the prognoses (outcomes) of enterovirulentE. coli infections?
  • Club Drugs Ecstasy (MDMA), Rohypnol, ketamine and GHB are a few of the different types of drugs abused at bars, raves and parties. Rohypnol...learn more »
    In This Article
    Club Drugs Article
    • How are club drugs abused?
    • How do club drugs affect the body?
    • Are club drugs addictive?
    • What other adverse effects do club drugs have on health?
    • What treatment options exist for those who abuse or are dependent upon club drugs?
    • How widespread is club drug abuse?
    • Where can people find more information about club drugs?
  • Cardiomyopathy (Restrictive) Restrictive cardiomyopathy, the rarest form of cardiomyopathy, is a condition in which the walls of the lower chambers of the...learn more »
    In This Article
    Cardiomyopathy (Restrictive) Article
    • What is restrictive cardiomyopathy?
    • What are the symptoms of restrictive cardiomyopathy?
    • What causes restrictive cardiomyopathy?
    • How is restrictive cardiomyopathy diagnosed?
    • What is the treatment for restrictive cardiomyopathy?
    • What lifestyle changes are recommended for restrictive cardiomyopathy?
    • What medications are used for restrictive cardiomyopathy?
    • Can surgery treat restrictive cardiomyopathy?
  • Monkeypox Monkeypox is a viral disease that causes symptoms such as fever, sweating, and a rash with papules and pustules on the face and...learn more »
    In This Article
    Monkeypox Article
    • Monkeypox facts
    • What is monkeypox?
    • What is the history of monkeypox?
    • What causes monkeypox? How is monkeypox transmitted?
    • What are risk factors for monkeypox?
    • What are monkeypox symptoms and signs?
    • How is monkeypox diagnosed?
    • What is the treatment for monkeypox?
    • What is the prognosis of monkeypox?
    • Can monkeypox be prevented?
    • What research is being done on monkeypox?
    • Where can people get more information about monkeypox?
  • Is Diverticulitis Contagious? Diverticulitis is an inflammation of the diverticula or diverticulum. Diverticulitis causes are either infectious or...learn more »
    In This Article
    Is Diverticulitis Contagious? Article
    • What is diverticulitis?
    • Is diverticulitis contagious?
    • How will I know if I have diverticulitis?
    • How will I know if I am cured of diverticulitis?
    • When should I seek emergency medical care for diverticulitis?
  • Lassa Fever Lassa fever is a viral hemorrhagic fever that causes flu-like symptoms. Ribavirin is the standard treatment for Lassa fever....learn more »
    In This Article
    Lassa Fever Article
    • Lassa fever facts
    • What is Lassa fever?
    • What is the history of Lassa fever?
    • What are causes and risk factors for Lassa fever?
    • Is Lassa fever contagious? If so, what is the contagious period for Lassa fever?
    • When is Lassa fever no longer contagious?
    • What is the incubation period for Lassa fever?
    • What are Lassa fever symptoms and signs?
    • How do physicians diagnose Lassa fever?
    • What is the treatment for Lassa fever?
    • What are complications for Lassa fever?
    • What is the prognosis of Lassa fever?
    • Is it possible to prevent Lassa fever? Is there a vaccine for Lassa fever?
    • What research is being done on Lassa fever?
    • Where can people find more information on Lassa fever?
  • Is Cholera Contagious? Cholera is an infectious disease caused by the bacteria Vibrio cholerae. It's typically transmitted via infected fecal matter....learn more »
    In This Article
    Is Cholera Contagious? Article
    • What is cholera?
    • Is cholera contagious?
    • What is the incubation period for cholera?
    • How is cholera spread?
    • When does the contagious period for cholera end?
    • When should someone seek medical care for cholera?
  • Cyclospora Infection (Cyclosporiasis) Cyclospora cayetanensis is a parasite that causes infection when humans ingest food contaminated with feces from an infected...learn more »
    In This Article
    Cyclospora Infection (Cyclosporiasis) Article
    • Cyclospora infection (cyclosporiasis) facts
    • What is Cyclospora infection?
    • What causes Cyclospora infection?
    • What are the risk factors for a Cyclospora infection?
    • What are the symptoms of Cyclospora infection?
    • How is Cyclospora infection diagnosed?
    • What is the treatment of Cyclospora infections?
    • What are complications of a Cyclospora infection?
    • What is the prognosis of a Cyclospora infection?
    • Is it possible to prevent Cyclospora infections?
  • Is Swine Flu (H1N1) Contagious? Swine flu (H1N1) is a contagious virus that spreads when an infected individual expels virus-containing droplets into the air...learn more »
    In This Article
    Is Swine Flu (H1N1) Contagious? Article
    • What is swine flu?
    • Is swine flu (H1N1) contagious?
    • What is the contagious period for swine flu (H1N1)?
    • How will I know if I have swine flu?
    • How is swine flu transmitted?
    • How will I know if I am cured of swine flu?
    • When should I contact medical caregiver about swine flu (H1N1)?
  • Is the Stomach Flu (Gastroenteritis) Contagious? The stomach flu (gastroenteritis) refers to variety infections that occur in the GI (gastrointestinal tract). The stomach flu is...learn more »
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    Is the Stomach Flu (Gastroenteritis) Contagious? Article
    • What is the stomach flu?
    • Is the stomach flu contagious?
    • How will I know if I have the stomach flu?
    • How is stomach flu spread?
    • When will I know I'm cured of the stomach flu?
    • When should I contact a health-care professional about the stomach flu?
  • Is Scarlet Fever Contagious? Group A strep bacteria cause scarlet fever. Scarlet fever is transmitted via person-to-person contact and by coming in contact...learn more »
    In This Article
    Is Scarlet Fever Contagious? Article
    • What is scarlet fever?
    • Is scarlet fever contagious?
    • How will I know if I have scarlet fever?
    • How is scarlet fever transmitted?
    • When will I know I am cured of scarlet fever?
    • When should I contact a physician about scarlet fever?
  • Is Norovirus Contagious? Noroviruses cause food poisoning symptoms (vomiting, nausea, and diarrhea) in infected individuals. Norovirus is transmitted via...learn more »
    In This Article
    Is Norovirus Contagious? Article
    • What is norovirus?
    • Is norovirus contagious?
    • What is the contagious period for norovirus?
    • How will I know if I have norovirus?
    • How is norovirus transmitted?
    • How will I know I am cured of norovirus?
    • When should I contact a medical caregiver about norovirus?
  • Is Whooping Cough (Pertussis) Contagious? Whooping cough (pertussis) is a highly contagious respiratory infection caused by Bordetella pertussis. Pertussis is...learn more »
    In This Article
    Is Whooping Cough (Pertussis) Contagious? Article
    • What is whooping cough (pertussis)?
    • Is whooping cough contagious?
    • How will I know if someone has whooping cough? What are the various stages of pertussis?
    • How is whooping cough transmitted? What is the incubation period for pertussis? What is the contagious period for pertussis?
    • When will I know someone is cured of whooping cough?
    • When should I contact a medical caregiver about whooping cough?
  • Is the Ebola Virus Contagious? Ebola hemorrhagic fever is a highly contagious disease that is transmitted through direct contact. Ebola's incubation period...learn more »
    In This Article
    Is the Ebola Virus Contagious? Article
    • What is Ebola?
    • Is Ebola contagious?
    • What is the incubation period for the Ebola virus?
    • How will I know if someone is infected with Ebola?
    • How is the Ebola virus transmitted?
    • How will I know if someone is cured of Ebola? What is the contagious period for Ebola?
    • When should I contact a medical caregiver about Ebola?
  • Hereditary Angioedema (HAE) Hereditary angioedema or HAE is a genetic disease that causes swelling of the skin and tissues beneath it. Symptoms of HAE...learn more »
    In This Article
    Hereditary Angioedema (HAE) Article
    • Hereditary angioedema (HAE) definition and facts:
    • What is hereditary angioedema (HAE)?
    • What are the symptoms of hereditary angioedema (HAE)?
    • What are the types or forms of hereditary angioedema (HAE)?
    • What causes hereditary angioedema (HAE)?
    • What triggers hereditary angioedema (HAE)?
    • What about pregnancy and hereditary angioedema (HAE)?
    • Which specialties of doctors treat hereditary angioedema (HAE)?
    • How is hereditary angioedema (HAE) diagnosed?
    • What are the treatment guidelines for hereditary angioedema (HAE)?
    • How can a person with hereditary angioedema (HAE) avoid triggers and manage the disease?
    • Tips for managing and living with hereditary angioedema (HAE)
    • What are the complications of hereditary angioedema (HAE)?
    • What is the prognosis for a person with hereditary angioedema (HAE)?