Nutritional supplements
Learning Center
Heartburn or heart attack: When to worry
Chest pain? Learn the potentially lifesaving difference between heartburn and a heart attack.
Heart palpitations
Know when and how feelings of a rapid, fluttering or pounding heartbeat are treated.
Heart attack symptoms: Know what's a medical emergency
Watch for these heart attack symptoms.
Headache
Headache: Symptom — Overview covers definition, possible causes of this painful symptom.
Guide to different tick species and the diseases they carry
Learn about different tick species and some of the diseases they may carry.
Gastrointestinal stromal tumor (GIST)
Learn about this type of cancer that usually happens in the stomach or small intestine. Treatments often include surgery and targeted therapy.
GERD: Can certain medications make it worse?
Certain medications can aggravate symptoms of gastroesophageal reflux disease (GERD). Learn more.
Food allergy vs. food intolerance: What's the difference?
Might you have to swear off milkshakes for good? Follow the symptom clues to find out whether you possibly have a food allergy or a food intolerance.
Flu symptoms: Should I see my doctor?
See a healthcare professional if you are at high risk for complications from flu.
Flaxseed: Is ground better than whole?
Nutrition experts recommend ground flaxseed over whole flaxseed. Find out why.
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