The cause of this condition may be due to the patient’s recent poor digestion and abnormal function of the gastrointestinal tract, resulting in loss of appetite. Patients should avoid eating spicy and greasy food, otherwise it will aggravate the condition of loss of appetite, and in serious cases it may lead to anorexia, etc. In addition, there are other causes of loss of appetite, such as mental tension, fire, and lack of gastric power. There are many ways to relieve loss of appetite, patients can eat more food to stimulate appetite, such as acidic food plum, plums, etc., can promote the secretion of saliva to increase appetite. And to maintain good eating habits, do not overeat, it is best to eat less and more meals, pay attention to nutrition and eat some appetizing food, relieve the recent stress to reduce anxiety. You can do sports to relieve the mood, reduce the burden and divert attention.