Having flatulence in your stomach will not lead to weight gain. Flatulence is categorized into two main groups, one is physiological factors and the other is disease causes. Physiological factors such as improper diet and consumption of too many soy products or more activity during meals, emotional instability, etc. may form bloating. Disease causes of bloating in the stomach, most of the intestinal bacteria on the intake of food decomposition of gas, intestinal flora disorders or intestinal obstruction, etc., are prone to cause the stomach with flatulence. Abdominal bloating is not weight gain because it is just gas. If you feel occasional mild bloating in the abdomen, you can appropriate hot compresses, or just take a walk, if the abdominal bloating is more serious or lasts longer, it is recommended to consult a doctor in time, under the guidance of the doctor for targeted treatment.