Caffeine may be found in beverages, supplements, and medications. Common food sources include coffee, chocolate, green tea, and soft drinks. Read more: Caffeine Article
Multimedia: Slideshows, Images & Quizzes
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Pictures of the Belly-Fattening Foods That Men Love
Belly-fattening foods such as chips, beer, doughnuts and fatty red meat can kill a diet. See which foods are tough to resist,...
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Migraine or Headache? Migraine Symptoms, Triggers, Treatment
What does a migraine feel like? Discover the difference between headaches and migraines. Learn to spot migraine symptoms early,...
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What Is Osteoporosis? Treatment, Symptoms, Medication
Osteoporosis is a disease characterized by low bone mass and density. Osteoporosis causes symptoms of weak, thin, fragile bones....
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Urinary Incontinence in Women: Types, Causes, and Treatments for Bladder Control
Urinary incontinence in women is a common problem. Overactive bladder (OAB), stress incontinence, and urge incontinence can be...
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Slideshow: 12 Surprising Headache Triggers Tips
Painful headaches can ruin your productivity and quality of life. But what triggers headaches and migraines? Learn some...
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Caffeine Quiz: Test Your Medical IQ
If you can't function without your morning cup of java or your afternoon caffeine jolt, this quiz is for you. Learn about your...
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Drinks & Beverages Quiz: Test Your IQ
Drink to your health! Take the Drinks & Beverages Quiz to learn how your favorite drinks can impact your life, your behavior, and...
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Foods That Help or Harm Your Sleep With Pictures
Could a good night's sleep come down to your diet? Discover which foods stop sleep and which foods promote restful slumber....
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Foods and Drinks That Trigger Leaky Bladder in Pictures
Certain foods and drinks may be triggers for people with an overactive bladder (also called urinary urge incontinence). Find what...
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10 Metabolism Boosting Facts and Myths
Losing weight by increasing your metabolism is challenging. There are many metabolism myths and only a few surefire tricks to get...
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Foods to Boost Your Energy and Mood
Learn which foods may boost your energy level and have a positive impact on your mood. Foods such as salmon, Brazil nuts, and...
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Slideshow: Busted: Popular Diet Myths
Learn about healthy dieting myths and facts. Can't tell fact from fiction about weight loss and healthy eating? Discover the...
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Skinny Sipping: Best and Worst Drinks for Losing Weight in Pictures
From coffee to cocktails, learn which beverages can help or hinder a healthy lifestyle. See the best and worst drinks for weight...
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Men's Health: What Foods Improve Male Health?
What foods have the most health benefits for men? For losing weight, gaining muscle, and lowering your risk of prostate cancer,...
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Pictures of Famous People Coping With Migraines
See how celebrities cope with the pain caused by migraines. Learn their methods used to prevent and relieve migraine pain....
Related Disease Conditions
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Headache
Headaches can be divided into two categories: primary headaches and secondary headaches. Migraine headaches, tension headaches,...
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Osteoporosis
Learn about osteoporosis, a condition characterized by the loss of bone density, which leads to an increased risk of bone...
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Muscle Spasms
Muscle spasms are involuntary muscle contractions that come on suddenly and are usually quite painful. Dehydration, doing...
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Heartburn (Acid Reflux)
Heartburn is a burning sensation experienced from acid reflux (GERD). Symptoms of heartburn include chest pain, burning in...
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Migraine Headache
Migraine headaches are severe headaches that are sensitive to light, sounds, and smells. Some people who suffer from...
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Restless Leg Syndrome
Restless leg syndrome (RLS) is a common cause for painful legs that typically eases with motion, and becomes worse and more...
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Irritable Bowel Syndrome (IBS) Symptoms, Diet, Treatment, and Test
Irritable bowel syndrome (IBS) is a GI (gastrointestinal) disorder with signs and symptoms of: Abdominal...
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Hoarseness
Hoarseness (abnormal deep, harsh, raspy voice) is caused by a variety of conditions in which the larynx (voice box and vocal...
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Fibrocystic Breast Condition (Cysts, Fibrosis, Lumps)
Fibrocystic breast condition (sometimes called fibrocystic breast disease) is characterized by lumpiness and usually discomfort...
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Iron Deficiency
Iron is a mineral our bodies need. Iron deficiency is a condition resulting from not enough iron in the body. It is the most...
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Jet Lag
Jet lag (desynchonosis) is a temporary disorder that results from travel across time zones. Symptoms include anxiety,...
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Fibromyalgia
Fibromyalgia is a chronic pain condition characterized by symptoms such as fatigue, sleep disturbances, and tender points. Stress...
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Anxiety
Anxiety is a feeling of apprehension and fear characterized by symptoms such as trouble concentrating, headaches, sleep problems,...
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Premature Ventricular Contractions (PVCs, PVC)
Premature ventricular contractions (PVCs, PVC) are premature heartbeats originating from the ventricles of the heart. PVCs are...
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Orthostatic Hypotension
Orthostatic hypotension symptoms include: LightheadednessWeaknessBlurred vision Syncope or passing out Causes of...
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Hypersomnia
Hypersomnia is a condition where a person has excessive daytime sleepiness and trouble staying awake during the day. Treatment...
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Urinary Incontinence
There are many types of urinary incontinence (UI), which is the accidental leakage of urine. These types include stress...
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Heat Stroke
Heat stroke (heatstroke or sun stroke) is a form of hyperthermia. Heat stroke is a true medical emergency that can be fatal if...
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Paroxysmal Supraventricular Tachycardia (PSVT)
Paroxysmal supraventricular tachycardia (PSVT) is an abnormal conduction of electricity in particular areas of the heart. PSVT...
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Miscarriage
Miscarriage is the medical term for the spontaneous loss of pregnancy from conception to 20 weeks gestation. Risk factors for a...
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Overactive Bladder (OAB)
Overactive bladder is a sudden involuntary contraction of the muscle wall of the bladder causing urinary urgency (an immediate...
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High Blood Pressure Treatment
High blood pressure (hypertension) means high pressure (tension) in the arteries. Treatment for high blood pressure include...
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Head and Neck Cancer
Head and neck cancer is cancer of the oral cavity, salivary glands, paranasal sinuses and nasal cavity, pharynx, larynx, or lymph...
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Drug Abuse
Drug addiction is a chronic disease that causes drug-seeking behavior and drug use despite negative consequences to the user and...
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Urinary Incontinence in Children
Urinary incontinence in children (enuresis) is twice as common in boys as in girls and may occur during the daytime or nighttime....
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Bladder Spasms
People who have bladder spasms, the sensation occurs suddenly and often severely. A spasm itself is the sudden, involuntary...
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Stress Management Techniques
Stress may be considered as any physical, chemical, or emotional factor that causes bodily or mental unrest and that may be a...
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Emotional Eating
Emotional eating can be detrimental to one's efforts at weight loss. Learning to identify the situations and emotions that...
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IBS Triggers (Prevention)
Irritable bowel syndrome (IBS) is a functional disease that can affect the quality of those who suffer from this condition....
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Insomnia (Symptoms, Causes, Remedies, and Cures)
Insomnia is the perception or complaint of inadequate or poor-quality sleep because of difficulty falling asleep; waking up...
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Breastfeeding (and Formula Feeding)
It's important to know whether you will breastfeed or bottle-feed your baby prior to delivery, as the breasts' ability to produce...
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Colic in Babies
Colic is crying or fussing that begins suddenly, lasting for a total of three hours a day and happening more than three days a...
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Irritable Bowel Syndrome in Children (IBS)
Irritable bowel syndrome (IBS) in children is a functional gastrointestinal disorder with signs and symptoms of: Abdominal...
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Teeth Grinding (Bruxism)
Bruxism is the medical term for teeth grinding. Bruxism may be caused by stress or anxiety and often happens during sleep....
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Atrial Fibrillation vs. Ventricular Fibrillation (AFib vs VFib ECG Strips)
Atrial fibrillation (AFib) and ventricular fibrillation (VFib) are problems with the heart that cause abnormal heart rhythms....
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Menstrual Cramps and Premenstrual Syndrome (PMS) Medication Guide
Menstrual cramps and premenstrual syndrome (PMS) symptoms include abdominal cramping, bloating, a feeling of fullness, abdominal...
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Sleep and Sleep Disorders in Children and Teenagers
Sleep needs in children and teenagers depend on the age of the child. Sleep disorders in children such as: sleep apnea,...
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Alzheimer's Disease Patient Caregiver Guide
Caring for a loved one or patient with Alzheimer's can become a difficult and overwhelming task at times. This guide helps...
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Headache Remedies
Headaches are a common complaint for many people. There are many types of headaches such as migraine, tension, cluster, and the...
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Nightmares
Nightmares are dreams that cause high anxiety or terror. Nightmares may be a part of posttraumatic stress disorder (PTSD), and...
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Pregnancy Changes and Body Discomforts
Pregnancy can bring challenges like weight gain, stretch marks, varicose veins, heartburn, constipation,...
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Pregnancy Diet (Menu Plans)
When a woman is pregnant she needs more vitamins, minerals, and other foods in her diet to stay healthy and deliver a healthy...
Treatment & Diagnosis
- Caffeine FAQs
- Drinks and Beverages FAQs
- The China Study
- Colic Remedies to Comfort Your Baby
- Caffeine Addiction, Can You Quit?
- 10 Tips to Avoid Insomnia and Get a Good Night's Sleep
- Coffee: Brimming with Health Benefits?
- Soft Drinks: Help for Soda Lovers
- Caffeine: Healthier Ways to Get Your Caffeine
- IBS treatment: Fiber and No Caffeine
Medications & Supplements
Prevention & Wellness
- Coffee Doesn't Help Parkinson's Motor Disorders
- Can Coffee or Tea Extend Survival With Diabetes?
- It's Time to Kick Fido Out -- of Bed, That Is
- Health Tip: Avoid These Beverages to Fight Insomnia
- Drink Coffee, Live Longer?
- A Shot of Caffeine May Speed Wake-Up After Anesthesia
- Daily Jolt of Java May Bring Longer Life
- Health Tip: When Summer Heat Gets Intense
- Too Much Caffeine Caused South Carolina Teen's Death: Coroner
- Taking the Stairs a Better Pick-Me-Up Than Coffee
- Energy Drinks May Give the Heart an Unhealthy Jolt
- White Wine May Do No Favors for a Woman's Skin
- Stress Buster: Emotional Eating
- Need More Zzzzz's?
- Health Tip: Good Habits Prompt Healthier Eating
- Do Energy Drinks Plus Booze Equal More Injuries?
- Poor Sleep in Preschool Years Could Mean Behavior Troubles Later
- Health Tip: Don't Be a Night Owl
- Can Coffee Perk Up Heart Health, Too?
- Health Tip: Cutting Out Caffeine?
- Exercise May Be Real Medicine for Parkinson's Disease
- Polar Vortex Tightens Grip on U.S.
- Health Tip: Adjusting to Life With a Roommate
- Sugary, Caffeinated Drinks Could Cost You Sleep
- Health Tip: What Could Trigger Heart Palpitations?
- Coffee's Impact a Matter of Genes?
- Mediterranean Diet, Caffeine May Be Good for Your Eyes
- Sweating Over a Perspiration Problem?
- No Link Between Caffeine, Irregular Heartbeat in Heart Failure Patient Study
- Savor Your Coffee -- and a Bright Smile
- Coffee Cravings May Spring From Your DNA
- 5 Tips to Help Teens Get Needed School-Year Zzzzzs
- Health Tip: When it Takes Too Long to Fall Asleep
- Dodge the Jet Lag, Enjoy Your Trip
- Drink Water, Stay Slimmer?
- Caffeine's Jolt Can Sometimes Be Short-Lived
- Health Tip: Get Enough Sleep
- ADHD Meds May Pose Heart Risks for Some Kids
- Health Tip: Sleepless on Sunday
- Health Tip: Choose Energy-Boosting Foods
- A New Health Perk for Coffee Drinkers?
- Caffeine Intake -- Even Dad's -- Linked to Miscarriage, Study Says
- Health Tip: Setting Yourself Up for Better Sleep
- Health Tip: Alzheimer's Disease Can Interfere With Sleep
- Smoothing the Transition to Daylight Saving Time
- Widely Used Heartburn Drugs Linked to Dementia Risk in Study
- Health Tip: Shed Poor Eating Habits
- Daily Caffeine Doesn't Seem to Jolt the Heart: Study
- Crave Coffee Too Much? Talk Therapy May Help
- Don't Let Reflux Ruin Your Thanksgiving
- Caffeine in Pregnancy May Not Harm Baby's IQ, Study Finds
- Charges Filed Against Makers of Nutritional Supplements
- Coffee Drinkers May Live Longer
- Just One Energy Drink Sends Young Adults' Stress Hormone Levels Soaring
- It's Back to Standard Time This Weekend
- Health Tip: Boost Energy Without Caffeine
- Some More Vulnerable to Nicotine Addiction Than Others: Study
- Coffee May Not Risk Irregular Heartbeat, Study Claims
- Antidepressants Top Treatment Choice for Severe PMS: Researchers
- Caffeine at Night May Disrupt the Body's Internal Clock
- Could Lots of Coffee Up Heart Risks for Young Adults With High Blood Pressure?
- Health Tip: Having Heart Palpitations
- Can Coffee Lower Risk of Colon Cancer's Return?
- Regular, Moderate Coffee Drinking Tied to Better Brain Health in Seniors
- Health Tip: Sleeping With Chronic Pain
- Coffee May Help Men Keep Impotence at Bay
- Untested Stimulant Still in Dietary Supplements
- Diet Sodas Linked to Widening Waistlines in Seniors: Study
- Coffee and Your Health: FAQ
- 14 Percent of Toddlers May Be Drinking Coffee
- Love Coffee? Your Heart May, Too
- ER Physician Raises Concerns About Powdered Caffeine
- Could Coffee Lower Risk of Multiple Sclerosis?
- Surprises in Proposed New Dietary Guidelines
- U.S. Teens Getting Less Sleep Than Ever
- Energy Drinks Tied to Inattention, Hyper Behavior in Middle Schoolers: Study
- Coffee Linked to Possible Lower Endometrial Cancer Risk
- Can Coffee Protect You From Melanoma?
- Young Children, Energy Drinks a Dangerous Mix
- Protect Yourself in Icy Temperatures, Heavy Snow
- For Infertility Treatment, Should He Drink Less Coffee, More Booze?
- Even Decaf Coffee May Help the Liver
- Some People Are Born Java Junkies, Study Suggests
- Health Tip: Are Your Teeth in a Grind?
- Getting Back to School Sleep Schedules
- Many Shift Workers Use Drugs to Sleep, Stay Awake, Study Finds
- Coffee May Keep Your Ears From Ringing
- Is Coffee Aggravating Your Hot Flashes?
- Caffeine Powder: FAQ
- Energy Drink 'Cocktails' May Boost Desire to Drink More
- Caffeine Affects Teen Boys, Girls Differently, Study Says
- Health Tip: Dealing With Shift Work Fatigue
- Could Energy Drinks Be Wrong Choice for Some Teens?
- Could More Coffee Lower Your Odds for Diabetes?
- Study Links Coffee to Lower Liver Cancer Risk
- Could Coffee Lower Death Risk From Liver Cirrhosis?
- Smoking May Dull Ability to Sense Bitter Tastes
- Teens' Energy Drink Habit May Be Linked to Booze, Tobacco, Drug Use
- Energy Drinks, Coffee Increasing Sources of Caffeine for Kids, CDC Says
- Another Arctic Blast Has Much of U.S. in Its Grip
- Third Deep Freeze Sweeps Across Country
- Dealing With The Deep Freeze
- Health Tip: Get More Restful Sleep
- Extra Zzz's in Morning May Help Teens Stay Alert in Class
- Your Daily Coffee Just Might Jolt Your Memory
- The Cold, Hard Truth About Surviving Bitter Winter Weather
- Hormone Takes the High Out of Weed, Rodent Study Finds
- Health Tip: Teens Need Enough Sleep
- Bad Night's Sleep May Raise Blood Pressure in Kids
- Does Caffeine in Coffee Perk Up Heart Health?
- Your Afternoon Coffee Might Trigger a Bad Night's Sleep
- As Clocks Turn Back on Sunday, Think About Better Sleep
- Sugary Drinks and Rheumatoid Arthritis Linked?
- Health Tip: Establish Healthy Bowel Habits
- Teaching Sleep Tips to Parents Seems to Help Kids With Autism
- Health Tip: Help Your Teen Get Enough Sleep
- Recycled Wastewater Safe for Crop Irrigation, Study Says
- Could Heavy Coffee Drinking Help Men Battle Prostate Cancer?
- Good Nutrition Can Boost School Performance, Expert Says
- Heavy Coffee Drinking Tied to Shorter Lives for Younger Adults in Study
- Kindergartners' Soda Intake Linked to Aggression in Study
- Are Truck Drivers on the Road to Ill Health?
- FDA Warns Against Sale of Sports Supplements in U.S.
- Health Tip: Don't Overdo the Caffeine
- Energy Drinks Linked to Changes in Heart Rhythm
- Coffee Can Help Truckers Stay Safe on the Road: Study
- Health Tip: Avoid Too Much Activity Before Bedtime
- Too Much Coffee in Pregnancy Tied to Smaller, Later Newborns: Study
- Energy Drinks Pose Risks to Teens, Study Finds
- Alcohol and a Good Night's Sleep Don't Mix
- ER Visits Linked to Energy Drinks Double: Report
- How Much Caffeine in That Supplement? Hard to Tell
- Coffee May Lower Risk of Death From Mouth Cancer: Study
- Health Tip: Is Caffeine Giving You the Jitters?
- More Deaths, Illness Linked to Energy Drinks
- 5-Hour Energy Shots Linked to 13 Deaths
- Soda May Worsen Knee Osteoarthritis in Men
- Are Common Chemicals Affecting Your Fertility?
- Caffeine May Help the Brain Process Words
- Energy Drinks Disrupting U.S. Soldiers' Sleep: CDC
- Too Much Dairy, Carbs Might Harm Men's Sperm
- How Much Caffeine Is in Your Energy Drink?
- FDA: 5 Death Reports for Monster Energy Drink
- Taking Terror Out of Nightmares: Tips for Parents
- A Little Bit of Extra Sleep Pays Off Big for Kids
- Poor Sleep in Teen Years Linked to Heart Risks in Adulthood
- 'Where Is My Excedrin?'
- Health Tip: If You Have Anxiety
- Drinking Iced Tea Raises Kidney Stone Risk: Study
- Caffeine May Help Treat Parkinson's Disease
- Booze, Energy Drinks, Casual Sex Combo Common in College: Study
- Health Tip: Why Some Seniors Can't Sleep
- Get This Much Sleep for a Sharp Memory
- Caffeine in Pregnancy Won't Harm Offspring: Study
- Coffee, Fats May Affect Fertility Treatment
- Heavy Coffee Intake May Affect Fertility Treatments: Study
- Coffee May Cut Your Risk for Common Form of Skin Cancer
- Drinking Coffee May Delay Alzheimer's Disease
- Health Tip: Eat Right During Menopause
- Health Tip: What Triggers Your Migraines?
- Health Tip: Eat a Healthy Diet When Nursing
- Coffee May Be Part of the Recipe for a Longer Life
- Do You Have 'Social Jet Lag'?
- Bedwetting Misunderstood but Often Treatable
- Could Caffeine Help Dry Eye?
- Incontinence Drugs: Benefits and Harms Compared
- Coffee Drinking in Pregnancy Won't Lead to Sleepless Baby: Study
- Could Unroasted Coffee Beans Help You Shed Pounds?
- Eat More Chocolate, Weigh Less?
- Coffee Doesn't Affect Psoriasis Risk After All, Researchers Say
- Health Tip: Dealing With Insomnia
- Health Tip: Living With Restless Legs Syndrome
- Citrus Fruits May Lower Women's Stroke Risk
- Health Highlights: Feb. 21, 2012
- Health Highlights: Feb. 20, 2012
- Health Highlights: Feb. 8, 2012
- Heartburn Drugs Linked to Hip Fractures in Women
- Health Tip: Most Teens Don't Get Enough Sleep
- Caffeine May Alter Women's Estrogen Levels
- Health Tip: Food Can Affect Sleep
- Drinking Black Tea May Lower Blood Pressure
- Can Coffee Really Thwart Type 2 Diabetes?
- Chronic Heartburn a Growing Problem in U.S.
- Coffee May Cut Endometrial Cancer Risk
- Energy Drinks Send Thousands to the ER Each Year
- Are Acid Reflux Drugs Overused?
- Coffee Fights Common Skin Cancer
- Health Tip: Managing an Anxiety Disorder
- Drink Coffee, Stay Happy?
- Eating Styles Rub Off on Family and Friends
- Energy Drink-Vodka Combo Nearly Kills Teen
- 'Placebo Effect' May Be Common in Headache Treatment
- Coffee May Lower Prostate Cancer Risk
- New Clues on Caffeine's Health Benefits
- Cayenne Pepper May Burn Calories, Curb Appetite
- FDA Approves New Restless Legs Syndrome Drug Horizant
- Group Wants Ban on 2 Types of Caramel Coloring in Sodas
- FDA Warns of Acetaminophen in Prescription Pain Drugs
- How Much Sleep Do You Really Need?
- Energy Drinks May Raise Risk for Alcohol Problems
- Caffeine May Trigger Gout Attacks
- Obesity, Smoking Linked to Teen Migraines
- Moderate Coffee Drinking OK in Pregnancy
- Caffeine Reduces on-the-Job Mistakes
- More Chocolate Means More Depression, or Vice Versa
- Coffee May Cut Risk of Heart Rhythm Problems
- Dangerous Cocktail: Energy Drinks + Alcohol
- Ringing in Your Ears?
- 28 Tips for Nighttime Heartburn Relief
- Coffee and Your Health
- Dry Mouth
- Fibromyalgia: The Diet Connection
- The Truth About Urine
- Blissing Out: 10 Relaxation Techniques To Reduce Stress On-the-Spot
- Energy Products: Energy for Sale
- Energy Drinks: Healthy Choices for Energy Boost?
- Caffeine Drinks: Pros, Cons of the Caffeine Craze
- Insomnia: What You Eat Can Sabotage Your Sleep
- Nutrition: Coffee - The New Health Food
- Antioxidants in Green and Black Tea
- Foods for Better Concentration
- Giving Coffee a Break
- Mental Health: Coffee-induced Anxiety
- Hidden Sources of Caffeine
- Foods to Fight Fatigue
- Alcohol, Coffee, Smoking and High Blood Pressure
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