Probably because your mind is too heavy and you like to think about the east and the west. Just worry less about unnecessary things. Not wanting to eat is medically called loss of appetite, which refers to the loss of normal appetite, which significantly reduces the amount of food intake and often causes weight loss, and in severe cases, malnutrition will occur. There are many reasons for loss of appetite: ① digestive system diseases: such as indigestion, hepatitis, cirrhosis, cancer, etc. ② Infectious diseases: such as tuberculosis, cold and fever, pneumonia and various infectious diseases; ③ Systemic chronic diseases, such as chronic heart failure and chronic renal failure; ④ Toxicity and side effects of drugs. It can be seen that loss of appetite is not a unique disease, but it will appear in many diseases. Therefore, in the treatment, we should aim at the primary disease and use some drugs to help digestion and promote gastrointestinal function for symptomatic treatment. Commonly used are: pepsin mixture: made of drugs containing pepsin and dilute hydrochloric acid, which tastes sweet and sour and is mainly used for indigestion caused by excessive food intake in protein. Take 10 ml orally before or during meals. Vitamin B complex: contains vitamin B 1, B2, B6 and nicotinamide, and has therapeutic effect on general dyspepsia and poor appetite, with 1-3 tablets each time and three times a day. Lactase: a dry preparation of live lactic acid bacteria, which can decompose sugar to produce lactic acid, increase intestinal acidity and inhibit the reproduction of intestinal pathogenic bacteria. It can treat people who don't want to eat because of improper diet or indigestion. Kangweisu: It can promote the secretion of digestive juice, enhance the activity of digestive enzymes and regulate gastrointestinal function. Suitable for the elderly and infants who don't want to eat because of gastric acid deficiency and indigestion. Xiangsha Yangwei Pill: a Chinese patent medicine preparation, which has the functions of invigorating spleen, stimulating appetite, resolving food stagnation and regulating qi. Used for dyspepsia caused by spleen and stomach weakness, and do not want to eat.