Is Binge Eating Disorder Tied to Obesity? Maybe : Patients diagnosed with BED are demographically different from those with either anorexia or bulimia.

E. The binge eating is not associated with regular use of inappropriate compensatory behaviors (e.g., purging, fasting, excessive exercise) and does not occur exclusively during the course of anorexia nervosa or bulimia nervosa.

Source: Diagnostic and Statistical Manual of Mental Disorders, fourth edition, text revision