Anorexia nervosa is self-imposed starvation.
- diminished body weight
- intense fear of gaining weight
- feeling fat even when thin
- in women, irregularity of the menstrual cycle
- in men, reduced libido
Bulimia is recurrent episodes of intense eating, including eating large amounts of food in a distinct period, and eating in secret, coupled with a sense of lack of control. It is characterized by binge-eating and purging.