What is anorexia nervosa?
Anorexia nervosa is an eating disorder in which people obsess about their weight and what they eat. They maintain a body weight well below what’s normal for their height and age, often through starving or excessive exercise. Anorexia is the third most common chronic illness among teen girls according to the National Association of Anorexia Nervosa and Associated Disorders.
Anorexia signs include: