With acute gastroenteritis, it is vital to know how to regulate the digestive system. At this time, the digestive system is inflamed and digestive dysfunction occurs, so special attention should be paid to dietary regulation. During the acute attack of acute gastroenteritis, it is best to avoid diet and not to eat anything, but as long as it is not violent vomiting, drinking water is not restricted. Due to frequent vomiting and diarrhea, the body loses a lot of water and salt, drinking water can also be added in moderation This can replenish the lost salt and help restore blood volume. During the fever, attention should be paid to strengthening all aspects of care. If the body temperature exceeds 38.5°, physical cooling can be given, such as cold water dipped in a towel, cold compresses on the forehead or armpits, or you can use about 20-30% concentration of alcohol, the evaporation of alcohol can take away a lot of heat, which helps improve the symptoms of fever. After active treatment, the symptoms gradually improve, if the nausea and vomiting symptoms disappear, you can gradually eat, you can gradually transition from a liquid and semi-liquid diet to a normal diet. The liquid diet can eat some millet porridge, soft noodles and other foods, which can help protect the gastric mucosa and also help digestion. In short, you should pay special attention to your diet, do not eat cold and raw food, and meat from the refrigerator, must be eaten after high temperature.