Women after eating a big belly reasons mainly include the body of the gastrointestinal tract peristalsis, digestion and absorption dysfunction and abdominal fat accumulation, specific as follows: 1, the body of the gastrointestinal tract peristalsis, digestion and absorption dysfunction caused by: due to intestinal peristalsis, digestion and absorption is slow, which leads to the accumulation of food in the abdomen after eating, slow downward, which leads to the small abdominal part of the look bigger. Mainly due to the usual dietary inattention, eat more spicy and stimulating food, etc. lead to the body of the intestinal peristalsis function slows down, which in turn causes a small abdomen. Because of this reason is usually accompanied by dyspepsia manifestations, such as loss of appetite, abdominal distension, abdominal pain, as well as constipation, more exhaust, and so on. It is recommended to pay attention to the dietary rules, eat on time, eat less spicy and stimulating food; 2, abdominal fat accumulation: with the increase in intra-abdominal pressure after eating, which in turn leads to a small abdominal bias.