Epidemiology
In women, the full syndrome of BN occurs with a lifetime prevalence of 1 to 3%. Variants of the disorder, such as occasional binge eating or purging, are much more common and occur…

Anorexia nervosa and bulimia nervosa are characterized by severe disturbances of eating behavior. The salient feature of anorexia nervosa (AN) is a refusal to maintain a minimally normal body weight. Bulimia nervosa (BN) is…

Epidemiology
Among women, the lifetime prevalence of the full syndrome of AN is approximately 0.5%. AN is much less common in males. AN is more prevalent in cultures where food is plentiful and in…