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