Psychotherapy includes relieving patients' psychological pressure, having an objective understanding of the environment and themselves, finding an angle to adapt to society and the ability to handle and cope with various life events. In addition, the concept of healthy body, the significance of standard weight, and the objective evaluation of one's physical condition. Understand the knowledge of food and nutrition. For patients with family tension, family members can be invited to do family psychotherapy when necessary.

Behavior correction is another kind of psychotherapy, which mainly promotes the patient's weight recovery. It can be used to limit the patient's range and amount of activity, and gradually give him freedom of movement with the increase of weight. This method is generally used in hospitals with extremely low patient weight.