Flatulence in pre-pregnancy is normal when there are no other uncomfortable symptoms, but it is abnormal when it is accompanied by stomach pain and other symptoms. Pre-pregnancy refers to early pregnancy, pregnancy due to the body estrogen and progesterone levels rise, can make the gastrointestinal tract peristalsis and intestinal tension is weakened, so that the exhaust and defecation delayed and the appearance of flatulence, is not accompanied by other symptoms is normal, but when accompanied by symptoms such as gastric pain, it may be due to gastritis and other causes of indigestion caused by the stomach flatulence, this is not normal. Early pregnancy should pay attention to appropriate rest, avoid gravity labor and strenuous exercise, take folic acid on time, according to the degree of individual early pregnancy reaction to increase diet and nutrition, and can eat more meals, the general situation of the smooth people can be appropriate exercise after meals, can alleviate the symptoms of abdominal bloating. Pre-pregnancy stomach bloating can go to the hospital, and identify the causes, timely treatment.