There are some differences between anorexia nervosa and anorexia nervosa. So can we tell if we are suffering from this disease by the reaction of the symptoms of anorexia nervosa? Experts tell us that in order to understand this disease, we must first know what the disease has to show. Patients with anorexia nervosa have the necessary symptoms of deliberate abstinence from food, eat far less than normal, or choose only low-energy recipes. Some patients are unable to tolerate hunger during the course of the disease and have bouts of bulimia, alternating between little or fasting and bulimia. What are the manifestations of anorexia nervosa? Nearly half of the patients with anorexia nervosa are affected by psychosocial factors before the onset of the disease, and about 1/3 of the patients have symptoms of mild obesity before the onset of the disease. Anorexia nervosa is more likely to occur in females, especially in prepubescent or early adolescent females between the ages of 12 and 18, and is rare after the age of 30. What are the manifestations of anorexia nervosa? Experts point out that patients often have body image disorder self-conscious overweight, or part of the trunk overweight. Even if they are obviously thin, they may still think that they are not thin. In general, patients with anorexia nervosa are extremely worried about gaining weight and often use excessive exercise, vomiting, diarrhea, appetite suppressants or diuretics, and hiding or abandoning food to lose weight. Some patients with anorexia nervosa may suffer from obsessive-compulsive symptoms and depression, which can lead to complications. What are the manifestations of anorexia nervosa? Experts point out that some patients show symptoms of weight loss, which is more than 25% lower than before or in normal people, and can reach the level of wasting in severe cases. Some patients have sexual function and developmental disorders. Women experience amenorrhea, and men experience hypoactive sexual sensitivity or impotence. In prepubescent individuals, psychosexual and physical development is delayed. Do not be vain, we should have a proper understanding of health, pathological wasting is not beauty. To prevent anorexia nervosa, we should develop a regular life and diet, not eat every food, correct the bad habits of partial and picky eating, eat more fresh fruits and vegetables, eat less greasy, hard, too sweet, too cold food and drinks, and prevent cold from hurting the spleen and stomach. Through the understanding of the symptoms of anorexia nervosa, is it found that the disease of anorexia nervosa is very harmful to patients? So we must do a good job in life to prevent anorexia nervosa, to prevent themselves from suffering from this disease because of bad habits.