Bulimia Nervosa is characterized by a secretive cycle of binge eating followed by purging.
Bulimia includes eating large amounts of food--more than most people would eat in one meal--in short periods of time, then getting rid of the food and calories through vomiting, laxative abuse, or over-exercising.
Repeated episodes of bingeing and purging.
Feeling out of control during a binge and eating beyond the point of comfortable fullness .
Purging after a binge, (typically by self-induced vomiting, abuse of laxatives, diet pills and/or diuretics, excessive exercise, or fasting).
Extreme concern with body weight and shape.