Pain & Arthritis

Pain & Arthritis center informs you about headache, arthritis, back pain, fibromyalgia and other chronic and acute pain conditions.

Cold, Flu & Infections

Up-to-date, trusted information on all aspects of colds, flu and infections, including causes, symptoms, prevention and treatment for sexually transmitted diseases (STDs), parasitic diseases, bioterror-related diseases and more.

Digestive Health

Common symptoms of stomach problems include indigestion, heartburn and diarrhea. These could be signs of minor stomach discomforts or of serious or chronic disorders, such as IBS, ulcers or GERD. Find information on tests, medications and treatments.

Weight & Obesity

Weight & Obesity Center offers you information about popular diets, exercise options, obesity and weight loss.

Skin & Hair

Skin and hair can be affected by a variety of conditions, including acne, rashes, psoriasis and eczema. They also go through many changes with aging. Get information, treatment tips and more.

Nutrition & Food

Nutrition Health center offers information about vitamins, carbs, fats, protein, herbs, functional foods, additives and more.

Search illnesses and conditions alphabetically

Conditions A-Z is a guide to the symptoms, causes and treatments of more than 400 diseases and conditions - everything from the common cold to more serious ailments, like cancer. Use the alphabetical index (click on a letter) to find any subject.