Why people to middle-aged belly will become larger, generally common reasons are mainly the following: First, people to middle-aged due to work and life pressure, there is not enough time for physical exercise, due to the lack of sufficient effective exercise, will cause excess fat tissue in the body, can not be in a short period of time to give faster consumption, metabolism, and thus in the abdominal accumulation can cause the belly to become larger performance. Second, people in middle age will appear after the eating pattern, such as eating more spicy and stimulating food, overeating, which will increase the patient’s weight and fatty tissue accumulation in the abdomen, the formation of excess fat. Third, after people reach middle age, their internal organs will show varying degrees of pathological changes, digestion and absorption function is significantly reduced, exogenous intake of fatty tissue can not be fully metabolized, which can cause excessive accumulation of abdominal fatty tissue causing the belly to become large.