Official website of the Johns Hopkins Antibiotic (ABX), HIV, Diabetes, and Psychiatry Guides, powered by Unbound Medicine. Johns Hopkins Guide App for iOS, iPhone, iPad, and Android included. Explore these free sample topics:
-- The first section of this topic is shown below --
- Anorexia nervosa (AN) is a behavioral disorder characterized by abnormally low body weight, distorted body image, and intense fear of weight gain.