The sound of water flowing inside the baby’s stomach may be a normal phenomenon, or it may be caused by intestinal infections, intestinal obstruction and so on. 1. Physiological factors: If the baby drinks a lot of water or milk and other liquid food in a short period of time, the symptom of the sound of water flowing inside the baby’s stomach may occur, which is a normal phenomenon and can be relieved by slowing down the baby’s speed of drinking water or milk. 2. Intestinal infection: it is a disease caused by intestinal virus infection, which can cause the baby’s intestinal peristalsis to accelerate, and then the symptoms of the sound of water flowing in the stomach. 3. Intestinal obstruction: a disease caused by various reasons of intestinal contents through the obstacle, the child may appear gas over the sound of water, so the disease can also lead to the baby appeared inside the stomach the sound of water flowing phenomenon. After eliminating physiological factors, if the symptoms of the sound of water flowing inside the baby’s stomach continue to be unrelieved, it is recommended to consult a doctor in time to find out the cause, so as not to delay the condition.