Anorexia is a disease that often afflicts people for many reasons. Anorexia often causes weight loss and may sometimes cause other illnesses due to anorexia and prolonged eating. It is important to know that weight loss Anorexia is an abnormal condition of weight and causes many other complications. Anorexia is a condition or a symptom of another disease that must be treated so that it does not cause life risks. Anorexia is caused by many different causes and factors, whether they are satisfactory or different psychological factors. Anorexia may also occur as a result of social factors. Some people, especially women who see celebrity bodies constantly or celebrities themselves and who fear community criticism suffer from anorexia. Because of body shape or weight, which causes anorexia due to fear of eating, anorexia is a psychiatric illness. It is also possible to cause anorexia due to psychological factors such as anxiety or depression, and it is not necessary to cause depression or anxiety or psychological factors different loss of appetite, some people cause these factors increase appetite, which is called emotional hunger, and psychological factors that Occur because of community events such as the death of a close person or someone else's illness or some trouble at work may also cause anorexia. The other cause of anorexia is some biological conditions. Patients usually feel unwell because of the disease itself or because of the drugs that are taken during the illness and which reduce the appetite in the meantime, and there is a condition called anorexia Neurotoxicity in patients with this disease in the neurotransmitters responsible for the production of hormones, which cause imbalance in the production of anorexia, as happens also when there is a defect in the functions of some glands such as thyroid. The loss of appetite, as mentioned above, causes many complications if not treated, such as decreased muscle mass in the body, constipation, pain in the stomach and abdomen, lack of blood volume in the body and a lack of body activity also, in cases of loss of appetite, direct to the psychiatrist or any other doctor to determine Cause of loss of appetite and treatment.