There are many causes of dysentery: 1, abdominal cold, is one of the main causes of dysentery, abdominal cold is not covered at night, the belly button area exposed caused. In addition, eating a lot of especially cold food, cold intestines and stomach, gastrointestinal dysfunction, can also lead to diarrhea, which leads to dysentery. 2, gastrointestinal infection bacteria, gastrointestinal infection bacteria may also lead to dysentery, if you accidentally eat food infected with bacteria such as Salmonella, E. coli, etc., abdominal pain and dysentery will occur, but this situation is intermittent. 3, indigestion, dysentery caused by indigestion is called slippery intestine If you eat food that is not easy to digest, or too greasy food, a large amount of food stays in the stomach will have indigestion symptoms, and then it may lead to dysentery.