Today the main topic of this article is anorexia and obesity as two sides of the coin. In the majority of the European countries anorexia isn’t considered to be mental disorder though it proves to be a disease. Mostly, anorexia is a full behavior frustration of food digestion. In other words the person, irrespective of sex, thinking that he is thick, refuses to eat any food at all. Some of people won’t respond to treatment and suffer from anorexia the most part of life. The disease is widespread in the basic on a female half of the earth population. People suffering from anorexia have lost weight to extreme degree, that they all the same consider they are thick therefore, in such countries as Germany and Italy, anorexia is considered psychological pathology and is treated in medical institutions for the insane. Sometimes, the knowledge anorexia definition helps friends and relatives of the patient to ask for the help highly qualified specialists. It is worth noticing that not everyone will respond to treatment for anorexia.