by Michael Jubinville, MPH
Anorexia is an eating disorder. A person is obsessed with losing more weight than needed. Losing weight may involve exercising too much, taking laxatives or diuretics, or inducing vomiting.
The cause of anorexia is not known. It appears to be a mix of your genes, way of life, and environment.
Anorexia is more common in young women. Your risk is also higher for:
Anorexia may cause:
Anorexia often leads to:
You will be asked about your symptoms and health history. Your answers and a physical exam may point to anorexia. You may also have:
The goal is to return to and keep a healthy weight. A healthy weight is above 85% of your ideal weight. The intake of calories is slowly added to. For serious anorexia, care may start in a hospital.
This can be done with:
You will learn how to eat a healthful diet. You will also learn what your healthy weight and calorie goals are.
This can help address harmful thought patterns, help you gain weight, and make you feel better about yourself. There are many different types of therapy. You may need more than one type:
Medicines will depend on other problems you may have. The most common are:
There is no way to prevent anorexia since the cause is unknown.
National Association of Anorexia Nervosa and Associated Disorders
NEDA—National Eating Disorders Association
Canadian Mental Health Association
National Eating Disorder Information Center
Anorexia nervosa. EBSCO DynaMed Plus website. Available at: http://www.dynamed.com/topics/dmp~AN~T114614/Anorexia-nervosa . Updated June 15, 2017. Accessed August 31, 2018.
Anorexia nervosa. Merck Manual Professional Version website. Available at: https://www.merckmanuals.com/professional/psychiatric-disorders/eating-disorders/anorexia-nervosa. Updated March 2018. Accessed August 31, 2018.
Anorexia nervosa. Office on Women's Health website. Available at: https://www.womenshealth.gov/mental-health/mental-health-conditions/eating-disorders/anorexia-nervosa. Updated August 28, 2018. Accessed August 31, 2018.
Casper RC. How useful are pharmacological treatments in eating disorders? Psychopharmacol Bull. 2002;36(2):88-104.
Last reviewed May 2018 by EBSCO Medical Review Board Adrian Preda, MD
Last Updated: 8/31/2018
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