Causes
The origin of this disease involving biological, psychological and social vision that distort the patient’s self and reflect a great fear of gaining weight.

The bulimic patient is always fat, even if your weight is normal, but can not suppress their cravings. Bulimia usually occurs after making damaging numerous diets without medical supervision. The food limitation imposed by the patient himself takes him to a strong state of anxiety and pathological need to ingest large quantities of food.

So far unknown biological vulnerability involved in the development of the disease and are better known some triggers related to social environment, diet and fear of ridicule on the physical.

Many factors are compatible with those of anorexia, affective disorders as encountered in the family, drug abuse, obesity, diabetes mellitus, certain personality traits and distorted ideas of his own body.

Treatment
The treatment of bulimia nervosa is usually done on an outpatient basis. Only in complicated cases opt for hospitalization.

The goals of treatment are:

Recover normal eating patterns: a balanced diet starts making the patient responsible for it from day one. Thus, it should make all meals, trying to eat slowly, chewing and fork and letting occasionally. As the desire to binge lasting several months is important not to hoard food at home.

The patient with bulimia should not weigh more than once a week. Seeing that they can control their weight through diet harmonica, he brings the mood and self-esteem, which is a good positive reinforcement.

To normalize the level of electrolytes: You must correct the imbalance of body electrolytes (sodium, potassium, chlorine) and abandon the use of diuretics and laxatives.

Check the secondary medical complications. Improve mood and self-esteem: You may need treatment with antidepressants.

Prevent or control drug use and or alcohol.
Treating the psychological aspects of illness: Through individual therapy, group or family. The family plays an important role as we must work to improve family relationships. It is also important to foster relationships. You have to identify stressors that act as triggers or maintenance factors, and anticipate problems, to prevent risk situations.