Recent Blog Articles
Pouring from an empty cup? Three ways to refill emotionally
Is pregnancy safe for everyone?
New pediatric guidelines on obesity in children and teens
Screening tests may save lives — so when is it time to stop?
Natural disasters strike everywhere: Ways to help protect your health
The case of the bad placebo
Do we feel pain more at night?
If you use cannabis, do it safely
Time for a diabetes tune-up
What are the chances that prostate cancer will return after surgery?
What Is It?
Anorexia nervosa is an eating disorder that affects about 1 in 100-200 girls or women in the United States. A person with this disorder limits eating and by definition weighs at least 15% less than his or her ideal weight.
At least 90% of cases are in women and the disorder usually begins in adolescence. The weight loss may delay the onset of menstruation or stop it once it has started, Anorexia nervosa rarely occurs before puberty or after age 40. And, although relatively rare, it can occur in men.
To continue reading this article, you must log in.
Subscribe to Harvard Health Online for immediate access to health news and information from Harvard Medical School.
- Research health conditions
- Check your symptoms
- Prepare for a doctor's visit or test
- Find the best treatments and procedures for you
- Explore options for better nutrition and exercise
I'd like to receive access to Harvard Health Online for only $4.99 a month.Sign Me Up
Already a member? Login ».
As a service to our readers, Harvard Health Publishing provides access to our library of archived content. Please note the date of last review or update on all articles.
No content on this site, regardless of date, should ever be used as a substitute for direct medical advice from your doctor or other qualified clinician.
Free Healthbeat Signup
Get the latest in health news delivered to your inbox!