The belly is getting bigger and bigger may be caused by diseases or certain physiological factors, such as obesity, abdominal distension, abdominal tumors. 1. Obesity: too much food and drink, reduced exercise will lead to the accumulation of body fat, so that the abdominal wall muscle thickening, the stomach becomes bigger; often stay up late can cause endocrine disorders, may also lead to obesity, the appearance of the stomach becomes bigger. 2. Abdominal bloating: Eating too much high protein, high fat food or intestinal flora imbalance will lead to more gas in the body, if it can’t be discharged smoothly, it will cause abdominal bloating and belly enlargement. 3. Abdominal tumors: when there are tumors and other foreign objects in the abdominal cavity, with the growth of the mass will also lead to the patient’s stomach getting bigger and bigger. It is recommended that patients go to the hospital in time, and if it is caused by pathological factors, they should be actively treated under the guidance of doctors to avoid delaying the condition.