The following are some of the conditions: 1, digestion is too poor, if you do not pay attention to diet and health in life, there may be indigestion, the intestine will produce a lot of bacteria and other harmful substances, bacterial decomposition of food residues in the intestine will produce a lot of gas, the gas gathered to a certain extent will appear stomach grunts also exhaust. 2, eating too fast swallowed a lot of air, eating too fast a lot of air will enter the body with the food, and this will affect the digestive function, but also lead to the accumulation of gas in the intestine, there will be stomach grunts also exhaust. 3, the pressure is too high. The company’s main business is to provide a wide range of products and services to its customers. 4, bad eating habits, some people like to eat bean food, potato food, and like to drink carbonated beverages, will produce a lot of gas in the gastrointestinal, there will be stomach grumbling also exhaust.