Gastrointestinal ups and downs may be related to improper diet, failure to follow the course of medication, mental factors and so on. 1. Improper diet: patients should adjust their dietary habits, light diet, regular eating, avoid overeating, irregular diet. If the patient’s diet is not appropriate, it is easy to lead to repeated attacks of gastrointestinal diseases. 2. Not according to the course of medication: gastrointestinal diseases are chronic diseases, should be under the guidance of the doctor to take medication according to the course of treatment. In the process of treatment, some patients will stop taking medication on their own when they find that their symptoms are slightly relieved, without continuing to consolidate the treatment, which will easily cause the stomach and intestines to get better and worse. 3. Mental factors: bad mood will lead to repeated symptoms, can cause hypothalamic dysfunction through the cerebral cortex, and then gastrointestinal dysfunction. If patients with gastrointestinal disorders, it is recommended to go to the regular hospital in time, after the cause of the disease is clear, under the guidance of the doctor to carry out targeted treatment, in order to reduce the adverse effects of the disease.