Diseases & Conditions A-Z List - H A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Advanced Search Option » Search MedicineNet.com Slideshows, Images, Quizzes Diseases & Conditions Symptoms & Signs Health & Living Medications & Supplements Procedures & Tests News & Views Features, Tips & Recipes MedTerms Dictionary Search MedicineNet OR select from the options above. Search MedicineNet OR select from the options above. Search Slideshows, Images, Quizzes Search Diseases & Conditions Search Symptoms & Signs Search Health & Living Search Medications & Supplements Search Procedures & Tests Search News & Views Search Features, Tips & Recipes Search MedTerms Dictionary H → Ha-HeHf-HrHs-Hz Ha-He H pylori (Helicobacter Pylori) H&H (Hematocrit) H1N1 Influenza Virus (Swine Flu) Hair Loss Hair Removal Hairy Cell Leukemia (Leukemia) Halitosis (Bad Breath) Hallux Valgus (Bunions) Hamburger Disease (E. Coli 0157:H7) Hamman-Rich Syndrome (Pulmonary Fibrosis) Hamstring Cramp (Muscle Cramps) Hamstring Injury Hand Foot Mouth (Hand-Foot-And-Mouth Syndrome) Hand Ringworm (Ringworm) Hand Surgery (Joint Replacement Surgery Of The Hand) Hand Sweating, Excessive (Hyperhidrosis) Hand-Foot-And-Mouth Syndrome Hansen's Disease (Leprosy) Hantavirus Pulmonary Syndrome HAPE (Pulmonary Edema) Hard Measles (Measles (Rubeola)) Hard of Hearing (Deafness) Hardening of the Arteries (Heart Attack Pathology: Photo Essay) Harsh Voice (Hoarseness) Hashimoto's Encephalopathy (Encephalopathy) Hashimoto's Thyroiditis Hay Fever Hb (Hemoglobin) HBV Disease (Hepatitis B) HCC (Liver Cancer) Hct (Hematocrit) HCV (PCR (Polymerase Chain Reaction)) HCV Disease (Hepatitis C) HCV PCR (PCR (Polymerase Chain Reaction)) HD (Hirschsprung Disease) HDL Cholesterol (Cholesterol) HDL Cholesterol Test (Cholesterol Test) Head and Neck Cancer Head Cold (Common Cold) Head Injury Head Lice Headache Headache, Sinus (Sinus Headache) Headache, Spinal (Spinal Headaches) Headache, Tension (Tension Headache) Headaches in Children Health and the Workplace Health Care Proxy (Advance Medical Directives) Health Screening Tests for Men (Disease Prevention in Men) Health, Reproductive (Reproductive Health) Health, Sexual (Sexual Health Overview) Healthy Living Hearing (Deafness) Hearing Impairment (Deafness) Hearing Testing of Newborns (Newborn Infant Hearing Screening) Heart Attack Heart Attack and Atherosclerosis Prevention Heart Attack in Women Heart Attack Pathology: Photo Essay Heart Attack Prevention: Exercise and Vitamins (Vitamins & Exercise) Heart Attack Treatment Heart Block (Heart Rhythm Disorders) Heart Bypass (Coronary Artery Bypass Graft) Heart Disease Heart Disease and Smoking (Smoking and Heart Disease) Heart Disease and Stress (Stress and Heart Disease) Heart Disease in Women (Heart Attack in Women) Heart Disease, Testing For (Coronary Artery Disease Screening Tests (CAD)) Heart Failure Heart Inflammation (Myocarditis) Heart Lead Extraction Heart Murmur Heart Palpitation (Palpitations) Heart Rhythm Disorders Heart Transplant Heart Valve Disease Heart Valve Disease Treatment Heart Valve Infection (Endocarditis) Heart: How the Heart Works Heartbeat Irregular (Arrhythmia (Irregular Heartbeat)) Heartburn (Reflux) Heartburn in Infants and Children (GERD in Infants and Children) Heat Cramps Heat Exhaustion Heat Rash Heat Related Illness, Heat Exhaustion (Heat Exhaustion) Heat Stroke Heat-Related Illnesses (Hyperthermia) Heavy Vaginal Bleeding (Vaginal Bleeding) Heel Pain (Heel Spurs) Heel Spurs Helicobacter Pylori Helicobacter Pylori Breath Test (Urea Breath Test) Hemangiectatic Hypertrophy (Klippel-Trenaunay-Weber Syndrome) Hemangioma (Birthmarks and Other Skin Pigmentation Problems) Hemangioma, Hepatic (Hepatic Hemangioma) Hemapheresis Hematochezia (Rectal Bleeding) Hematocrit Hematoma Hematospermia (Blood In Semen) Hematuria (Blood In Urine) Hemiplegic Migraine (Migraine Headache) Hemochromatosis (Iron Overload) Hemodialysis Hemodialysis (Dialysis) Hemoglobin Hemoglobin A1c Test Hemoglobin H Disease (Alpha Thalassemia) Hemoglobin Level, Low (Anemia) Hemoglobin M Disease (Methemoglobinemia) Hemolytic Anemia (Anemia) Hemolytic Uremic Syndrome Hemophilia Hemorrhagic Colitis (E. Coli 0157:H7) Hemorrhagic Diarrhea (E. Coli 0157:H7) Hemorrhagic Fever (Viral Hemorrhagic Fever) Hemorrhagic Fever with Renal Failure (Viral Hemorrhagic Fever) Hemorrhoidectomy, Stapled (Stapled Hemorrhoidectomy) Hemorrhoids Henoch-Schonlein Purpura Hepatic Dysfunction, Constitutional (Gilbert Syndrome) Hepatic Encephalopathy (Encephalopathy) Hepatic Hemangioma Hepatitis (Viral Hepatitis) Hepatitis A Hepatitis B Hepatitis C Hepatitis D (Viral Hepatitis) Hepatitis E (Viral Hepatitis) Hepatitis G (Viral Hepatitis) Hepatitis Immunizations Hepatitis Vaccinations (Hepatitis Immunizations) Hepatoblastoma (Liver Cancer) Hepatocellular Carcinoma (Liver Cancer) Hepatoerythropoietic Porphyria (Porphyria) Hepatoma (Liver Cancer) Herbs and Pregnancy (Pregnancy Drug Dangers) Hereditary Coproporphyria (Porphyria) Hereditary Pancreatitis (Pancreatitis) Hereditary Polyposis Coli (Gardner Syndrome) Hereditary Pulmonary Emphysema (Alpha 1 Antitrypsin Deficiency) Heritable Disease (Genetic Disease) Hernia Hernia, Hiatal (Hiatal Hernia) Herniated Disc Herpangina Herpes (Genital Herpes In Women) Herpes of the Eye Herpes of the Lips and Mouth (Herpes Simplex Infections (Non-Genital)) Herpes Simplex Infections (Non-Genital) Herpes Zoster (Shingles) Herpetic Whitlow (Herpes Simplex Infections (Non-Genital)) Heterochromia Iridis Back to Top ↑ Hf-Hr HFRS (Viral Hemorrhagic Fever) Hgb (Hemoglobin) HGPS (Progeria Syndrome) Hiatal Hernia Hiccups HIDA Scan (Cholescintigraphy) Hidradenitis Suppurativa (Boils) High Altitude Pulmonary Edema (Pulmonary Edema) High Blood Pressure High Blood Pressure and Kidney Disease (Kidney Disease (Hypertension-Related)) High Blood Pressure In Pregnancy (Pregnancy Induced Hypertension) High Blood Pressure Treatment High Calcium Levels (Hypercalcemia) High Cholesterol: Frequently Asked Questions High Lung Blood Pressure (Pulmonary Hypertension) High Potassium (Hyperkalemia) High Pulmonary Blood Pressure (Pulmonary Hypertension) High Red Blood Cell Count (Polycythemia (High Red Blood Cell Count)) High Triglycerides (Triglyceride Test) Hip Bursitis Hip Pain (Hip Bursitis) Hip Replacement (Total Hip Replacement) Hirschsprung Disease Histoplasmosis HIV (Human Immunodeficiency Virus (HIV, AIDS)) HIV Testing HIV-associated Dementia (Dementia) HIV-related LIP (Interstitial Lung Disease) Hives Hoarseness Hodgkins Disease Holiday Depression And Stress Home Care for Diabetics (Diabetic Home Care and Monitoring) Home Pregnancy Tests (Pregnancy Test) Home Safety Information: Alzheimer's Disease (Alzheimer's Disease Causes, Stages, and Symptoms) Homocysteine Homogentisic Acid Oxidase Deficiency (Alkaptonuria) Homogentisic acidura (Alkaptonuria) Homograft Valve (Heart Valve Disease Treatment) Hordeolum (Sty) Hormonal Methods of Birth Control Hormone Replacement Therapy (Hormone Therapy) Hormone Therapy Hornet (Insect Sting Allergies) Hospice Hot Flashes Hot Tub Folliculitis (Folliculitis) HPA (Tetrahydrobiopterin Deficiency) HPV (Genital Warts In Women) HPV in Men (Genital Warts in Men (HPV Virus)) HRT (Hormone Therapy) Back to Top ↑ Hs-Hz HSP (Henoch-Schonlein Purpura) Hughes Syndrome (Antiphospholipid Syndrome) Human Immunodeficiency Virus (HIV, AIDS) Human Papillomavirus (Genital Warts In Women) Human Papillomavirus Test (Cervista HPV Test) Humanpapilloma Virus in Men (Genital Warts in Men (HPV Virus)) Huntington Disease Hurricane Kit (Hurricane Preparedness) Hurricane Preparedness Hurricanes (First Aid) HUS (Hemolytic Uremic Syndrome) Hutchinson-Gilford Syndrome (Progeria Syndrome) Hydrocele (Pediatric, Testicular) Hydrocephalus Hydrogen Breath Test Hydronephrosis Hydrophobia (Rabies) Hydroxyapatite Hyopgonadism, Primary (Low Testosterone) Hyopgonadism, Secondary (Low Testosterone) Hyopgonadism, Tertiary (Low Testosterone) Hyperactivity (13 Tips for Parenting a Teen with ADHD) Hypercalcemia Hypercalcemia-Supravalvar Aortic Stenosis (Williams Syndrome) Hypercholesterolemia (Cholesterol) Hypercortisolism (Cushing's Syndrome) Hyperglycemia Hyperhidrosis Hyperkalemia Hyperkinetic Impulse Disorder (13 Tips for Parenting a Teen with ADHD) Hyperlipidemia (Cholesterol) Hypermobility Syndrome Hypernephroma (Kidney Cancer) Hyperparathyroidism Hyperphenylalaninemia, Non-Phenylketonuric (Tetrahydrobiopterin Deficiency) Hyperprolactinemia (Prolactinoma) Hyperpyrexia, Malignant (Malignant Hyperthermia) Hypersensitivity Pneumonitis Hypersomnia Hypersomnolence (Kleine-Levin Syndrome) Hypertension (High Blood Pressure) Hypertension Treatment (High Blood Pressure Treatment) Hypertension, Idiopathic Intracranial (Pseudotumor Cerebri) Hypertensive Encephalopathy (Encephalopathy) Hypertensive Pulmonary Edema (Pulmonary Edema) Hyperthermia Hyperthermia, Malignant (Malignant Hyperthermia) Hyperthyroidism Hypertrophic Cardiomyopathy (Cardiomyopathy (Hypertrophic)) Hyperuricemia (Gout) Hypnagogic Hallucinations (Narcolepsy) Hypnagogic Sleep Paralysis (Sleep Paralysis) HypnoBirthing for Childbirth (Childbirth Class Options) Hypnopompic Sleep Paralysis (Sleep Paralysis) Hypogeusia (Taste Disorders) Hypoglycemia Hypokalemia (Low Potassium (Hypokalemia)) Hypomenorrhea (Vaginal Bleeding) Hyponatremia Hypoparathyroidism Hypotension (Low Blood Pressure) Hypotension, Orthostatic (Orthostatic Hypotension) Hypotensive Encephalopathy (Encephalopathy) Hypothalamic Disease (Hypothyroidism) Hypothermia Hypothyroidism Hypothyroidism During Pregnancy Hypotonic Cerebral Palsy (Cerebral Palsy) Hysterectomy Hysterectomy, Vaginal Assisted (Laparoscopically Assisted Vaginal Hysterectomy) Hysteroscopic Sterilization (Surgical Sterilization) Hysteroscopy Diseases & Conditions A-Z List - H A B C D E F G H I J K L M N O P Q R S T U V W X Y Z Advanced Search Option » Search MedicineNet.com Slideshows, Images, Quizzes Diseases & Conditions Symptoms & Signs Health & Living Medications & Supplements Procedures & Tests News & Views Features, Tips & Recipes MedTerms Dictionary Search MedicineNet OR select from the options above. Search MedicineNet OR select from the options above. Search Slideshows, Images, Quizzes Search Diseases & Conditions Search Symptoms & Signs Search Health & Living Search Medications & Supplements Search Procedures & Tests Search News & Views Search Features, Tips & Recipes Search MedTerms Dictionary Stay Informed! Get the latest health and medical information delivered direct to your inbox FREE!