There are several possible reasons for bloating and diarrhea into water: First, stomach diseases may cause bloating and diarrhea into water such as acute and chronic gastritis, gastric ulcer, gastric cancer and other diseases can have such clinical manifestations; Second, intestinal diseases may also cause clinical manifestations of bloating and diarrhea such as acute and chronic enteritis, intestinal tuberculosis and other diseases; Third, in addition to digestive system diseases such as gastrointestinal tract, some drugs can also cause bloating and diarrhea into water. Diarrhea into water, for example, in the colonoscopy before the need for oral auxiliary laxative, clean intestinal drugs, after eating will have clinical manifestations of bloating, diarrhea into water, some other auxiliary laxative drugs may also have this result such as hemp soft capsules, lactulose, etc.; fourth, eat some of the food that cause bloating and diarrhea, such as watermelon moisture, is a cold food easily cause bloating, watery stool.