The symptoms of gastric distension, stomach pain, nausea and vomiting consider the following causes: 1, acute and chronic gastrointestinal diseases: such as acute gastroenteritis, chronic gastritis, peptic ulcer, gastroesophageal reflux disease, portal hypertensive gastropathy, inflammation of the esophagus, stomach, duodenum diverticulum and stomach tumors, and many other diseases can cause the above symptoms. Gastroscopy should be given to clarify the cause, and the corresponding treatment should be given for the cause. 2. Irregular daily diet: frequent overeating or staying up too late, excessive fatigue, stressful life, mental tension, alcoholism, as well as taking certain drugs and other multifaceted effects can also cause digestive symptoms. 3. Pregnancy: for women of childbearing age, it is important to know whether there is an early pregnancy reaction. 4. Neurosis: attention should be paid to exclude the presence of 5, other: there are patients with liver damage, pancreatic and gallbladder disease, causing gastrointestinal reactions, to give the appropriate examination, pay attention to screening. Learn to decompress yourself in daily life, give warm, soft, light and easy to digest food, and avoid overeating.