The sound of water when shaking the stomach may be caused by drinking a lot of water, acute gastroenteritis, intestinal obstruction and other reasons. 1. Drinking a lot of water: If you drink too much water at one time, it will lead to the sound of water flowing when you shake your stomach, which is a normal phenomenon. It is a normal phenomenon. It is the sound caused by the retention of water in the stomach, and there are no other uncomfortable symptoms, which will disappear slowly with the passage of time. 2. Acute gastroenteritis: due to inflammation of the mucous membrane of the digestive system, which may lead to the intestinal wall cells of the food water can not be absorbed, in the onset of the disease will not only be accompanied by diarrhea, abdominal distension, abdominal pain and other manifestations, and may be accompanied by the sound of water in the abdomen when shaking. 3. Intestinal obstruction: As the contents of the blocked intestine cannot pass, they will accumulate above the intestinal lumen and lead to a feeling of bloating and pain in the stomach. Excessive water content can also lead to a watery sound when shaking. If you shake your stomach and hear the sound of water for a longer period of time or with diarrhea, bloating and pain and other uncomfortable symptoms, you should go to the regular hospital in a timely manner to find out the cause of the disease, under the guidance of a professional doctor to take targeted treatment.