The wide-ranging physical and psychological effects of atypical anorexia. Atypical anorexia nervosa (AN) is a subtype of anorexia nervosa (AN), characterized by a marked fear of weight gain or becoming overweight, despite being of normal or above-normal weight. Individuals with atypical AN restrict their food intake and/or engage in other forms of weight loss behaviors, such as compulsive exercise, to the point of interfering with their daily lives. Atypical AN is a relatively new diagnosis, … Continue reading atypical anorexia