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Health information and over 90 lifestyle and condition areas, as well as an online community that includes over 140 moderated expert-led and peer-to-peer message boards.

Allergies Health Center

Allergies affect nearly 20% of Americans. Here you'll find in-depth articles about allergy treatments, triggers, and prevention.

Anxiety/Panic Disorders Health Center

Anxiety and panic disorders affect an estimated 2.4 million Americans. Panic attacks are twice as common in women as in men. Find in-depth articles here about anxiety, its causes, symptoms, diagnosis, and effective treatments.

Arthritis Health Center

Arthritis or other chronic joint pain affects nearly 70 million people in the U.S. alone. Get in-depth information here about osteoarthritis, rheumatoid arthritis, and related conditions. You'll find articles about arthritis symptoms and prevention, arthritis drugs, and other promising treatments.

Asthma Health Center

Asthma affects an estimated 17 million people in the U.S. alone. Find in-depth information on asthma treatments, triggers, and prevention. Plus, find support for parents caring for children with asthma.

Cancer Center

Cancer is diagnosed in more than 1 million people every year in the U.S. alone. Find in-depth articles here about cancer, its causes, symptoms, prevention, and promising treatments. Plus, meet cancer survivors in our online support groups.

Diabetes Health Center

Diabetes affects an estimated 17 million Americans, and the number rises each year. Find in-depth information here about diabetes prevention, diet, treatments, and research. Plus, find daily support and nutritional tips in our online message boards.

Healthy Women

Get the information on women's health issues that you need to avoid stress and stay active and vibrant.

Diet and Nutrition

Get information on dieting and nutrition, diet plans, recipes, fad diets, nutrition facts, and supplements, and find weight-loss tips.

Healthy Men

Get the information on men's health issues that you need to stay strong and fit, avoid stress, and maintain a healthy life.

Heart Disease Health Center

Heart disease affects an estimated 62 million Americans, more than any other illness. Find in-depth information here about heart disease, its symptoms, treatments, and prevention. Plus, get nutritional tips and lifestyle support on our message boards.

Mental Health Center

Mental health disorders affect an estimated 22% of American adults each year. Here you'll find in-depth articles on mental health care, conditions such as depression and anxiety, and promising new treatments. Plus, get daily help in our online support groups.

Osteoporosis Health Center

Osteoporosis affects 10 million Americans, mostly women, and 34 million more have low bone mass. Get in-depth information here on osteoporosis drugs and other treatments, as well as on prevention, calcium, and exercise.

Parenting and Pregnancy

Get information on stages of pregnancy, signs and symptoms, and pregnancy tests, or read about parenting styles and skills, and find parenting tips and advice.

Sleep Disorders Health Center

Sleep disorders include a range of problems -- from insomnia to narcolepsy -- and affect millions of Americans. Here you'll find in-depth information on sleep disorder treatments, causes, and the diagnosis. Plus, learn how sleep disorders affect your health and work.

Smoking Cessation Health Guide

Smoking is one of the most addictive habits, yet nearly half of Americans who once smoked eventually quit. To help you quit smoking, you'll find in-depth information here on successful smoking cessation techniques, nicotine patches, and other products.


Stroke is the third leading cause of death in the United States and a leading cause of long-term adult disability. Click on the link above to find in-depth information about stroke signs and symptoms, risk factors, treatment and prevention.