The woman has a large abdomen, generally consider the following reasons: 1, the woman has polycystic ovary syndrome, so it will lead to more fat gathering in the abdomen, so it will cause the performance of a large abdomen, and may also be accompanied by obvious obesity and insulin resistance phenomenon. 2, consider the woman may be pregnant after the belly enlargement, because the woman in pregnancy, the uterus will gradually increase and to The tumor is too large and will bulge directly into the abdomen, accompanied by obvious ascites, so women will have obvious abdominal distension. 4. The fat deposition in the abdomen and the whole body is too much, which will also cause a big belly.