How to prevent the occurrence of gastrointestinal diseases? Do a good job of “prevention of disease from the mouth”: (1) diet should be moderate: the diet structure should be reasonable with the Spring Festival diet is characterized by too much fat, too much salt, too much artificial additives. Therefore, the amount of food should not be too much, be moderate, try to eat fresh and natural food, less salt, less oil, less artificial additives, at the same time, pay attention to the meat and vegetable dishes; (2) diet should be regular: do not watch TV, play computer, relatives hunger and satiety, affecting the gastrointestinal function; (3) diet should be hygienic: the diet during the holiday should be fresh, clean and hygienic, as little as possible to eat leftovers, it is best to implement the meal system (4) drink less strong alcohol, eat less spicy, cold, stimulating food and strong tea and coffee to avoid damage to the gastrointestinal mucosa.