First, when it is very hot in summer, my family doesn't eat anything particularly cold, such as watermelons and cold drinks that have been frozen for a long time in the refrigerator, because it will put pressure on the stomach. So they will choose to drink hot water and scented tea in summer. In fact, online saying that hot water can cure all diseases does not mean that it can really cure all diseases, but it will have a certain health care effect.
Second, they will pay attention to their diet and won't eat greasy food, because these things will slow down gastrointestinal motility.
Third, drink eight glasses of water every day.