What causes anorexia

　　1. Most anorexia is related to poor eating habits. Bad habits such as too many snacks, drinking a lot of drinks before meals, and inattention when eating (such as listening to stories or watching TV while eating) can disrupt or inhibit the secretion of gastric acid and digestive enzymes, thereby causing children to lose appetite.

　　2. Gastrointestinal tract disease : Such as peptic ulcer; acute and chronic hepatitis; chronic enteritis, various causes diarrhea and chronic constipate etc. are all common reasons.

　　3. Others such as liver insufficiency, hypertension, acidosis, uremia, cardiac insufficiency and digestive tract congestion.

　　4. Zinc deficiency can also lead to anorexia. If no other explainable reasons can be found for children with anorexia, blood zinc or hair zinc concentration can be measured.

　　5. Gastrointestinal allergies and taking drugs that can easily cause nausea and vomiting, such as erythromycin, chloramphenicol, sulfa drugs and aminophylline, can also lead to anorexia.

　　6. Systemic diseases such as tuberculosis, collagen disease, anemia and some chronic infections.

　　7. The consequences of long-term forced eating by parents. These parents are often overly worried about their children's nutritional deficiencies, slow weight gain, and small food intake, etc., and force their children to eat. It greatly affects the child's mood, creating the illusion that eating means suffering, and gradually develops a conditioned reflex refusal to eat, and eventually develops into anorexia.

　　8. Vitamin A or vitamin D poisoning, etc.

　　9. Anorexia caused by emotional changes; adopting an inappropriate doting attitude towards eating may actually cause nerve Sexual anorexia.