Anorexia is not a common disorder. It affects only 5 to 10 people out of every 100,000 people. However, it may be a growing problem.

Agras WS (2001). The eating disorders. In DC Dale, DD Federman, eds., Scientific American Medicine, vol. 3, chap. 13, pp. 1–7. New York: Scientific American.

American Psychiatric Association (2000). Eating disorders. In Diagnostic and Statistical Manual of Mental Disorders, 4th ed., text rev., pp. 583–595. Washington, DC: American Psychiatric Association.