Anorexia Nervosa (Ana)

This eating disorder is characterized by a refusal to maintain body weight at or above a minimally normal weight for height and age; an intense fear of gaining weight or becoming fat, even though underweight; disturbance in the way in which one's body weight or shape is experienced, undue influence of body weight or shape on self-evaluation, or denail of the seriousness of the current low body weight;in post-menarcheal females (those who are currently able to have their periods), amenorrhea, i.e. the absence of at least three consecutive menstrual periods.

Types:
Restricting type: during the current episode of Anorexia Nervosa, the person has not regulary engaged in binge-eating or purging behavior (i.e. self-induced vomiting and misuse of laxatives, diuretics, or enemas).
Puring type: during the current episode of Anorexia Nervosa, the person has regularly engaged in binge-eating or purging behaviors (i.e. self-induced vomiting and misuses of laxatives, diuretics, of enemas).