Drinking water after the stomach rumbling is due to drink more water, too rush caused by intestinal hyperacoustic caused by people in the drink of water after the stomach will soon be emptied, so most will not happen rumbling, but if you drink too much water, and in the process of drinking too much water too quickly, drink too fast leading to the stomach can not be emptied in time, part of the water retained in the stomach surface, the water in the gastric cavity inside the flow. Human intestines and stomach will peristalsis, drink too much water will be due to peristalsis occurs gurgling sound, when the liquid is discharged after the water has been absorbed, the gurgling sound will disappear. Drinking water will promote gastrointestinal peristalsis, further accelerating the gastrointestinal decomposition of the food eaten, which will be issued by the intestinal peristalsis and decomposition of food gurgling sound. It is also possible that the sound made by hyperactive bowel sounds is related to poor digestion.