In the world we live, we are exposed to a constant source of information by the media and the Internet, which imposed a cult of thinness and dieting, wiping more sexual differentiation and attributes of femininity. Eating disorders are characterized by severe disturbances in eating habits and behavior. They are the most common mental disorders and are associated with a number of physical complications that involve the risk of early death. Bulimia nervosa and anorexia nervosa are the two main forms of eating disorders. Bulimia is often described as a syndrome of overeating / discharging, and it consists of episodes of overeating followed by induced vomiting or misuse of laxatives. Bulimia is characterized by a desire for thinness, but this is achieved by different rituals than anorexia. Their desire for food is too strong to overcome it and than they overeat, after which, because of the guilt and the great fear, they vomiting. The causes can be found in the biological, psychological and social factors. However, due to overeating and discharging, people with bulimia often have physiological effects, like sore throats and throat, swollen salivary glands, and the destruction of tooth enamel due to the acidic contents during vomiting. It is also possible damage to the intestinal wall, nutritional deficiencies and dehydration. Decreased levels of potassium and other electrolytes disorders can be life threatening, because people with bulimia may experience a cardiac arrest leading to sudden death. Treatment has two goals: the return to normal diet and eating habits and treatment of psychological and family problems associated with eating disorders. In the treatment of bulimia, it is important to correct behavior and break the cycle of the excessive eating and vomiting, corrected perception and inadequate expression of emotion. Nurses as persons who spend the most time with the patient play an important role in the treatment. By creating a positive atmosphere and gaining the trust of patients, outcomes are positive. The emphasis is on educating not only the person's care and her family but also on the community in which he lives. Prevention of bulimia nervosa, and other eating disorders lies in educating and raising the awareness of every individual about the consequences.