The stomach pain and vomiting should be considered as characteristics of acute gastritis.1. This condition is very often related to cold, or irregular diet, or eating spicy and stimulating food. It is also a good idea to pay more attention to rest, pay attention to the combination of work and rest, while not eating fried, greasy food. 2, may be related to the more stressful, or frequent insomnia, worry, anxiety, irritability, memory loss, or dysfunction of the plant nervous system. Clinically, this condition is directly defined as functional gastrointestinal disease.3. Symptoms of the gastrointestinal tract brought about by other diseases cannot be completely excluded. Very often, some middle-aged and elderly people with heart problems or cerebrovascular problems can bring about gastrointestinal symptoms. For example, during pregnancy, a similar situation can occur and other related causes need to be ruled out to determine whether or not it is a stomach vomiting situation.