A driving force in an eating disorder like anorexia nervosa has been a distorted body image. The psychobiological dynamics of eating disorders have demonstrated significant hypnotic phenomena such as forms of dissociation, hallucination, time distortion and catalepsy, and therefore, pose hypnosis as a good fit for particular parts of treatment. Therefore, hypnosis and hypnotherapy has been determined to be an effective approach for treating bulimia nervosa. Recent literature indicates that there are significant connections between the hypnotic process and the underlying cognitive and psychological processes of bulimic symptomatology.