Farting in pregnancy may be related to physiological reasons such as hormonal changes or pathological reasons such as gastrointestinal dysfunction, which need to be analyzed specifically. 1. Physiological reasons: the increase of estrogen and progesterone during pregnancy will lead to the weakening of intestinal peristalsis, the decrease of gastric acid secretion, and the slowing down of intestinal peristalsis will lead to the phenomenon of increased exhaust. 2. Pathological reasons: irregular diet during pregnancy, overeating or eating a lot of stimulating food will increase the burden on the stomach and intestines, resulting in gastrointestinal dysfunction, intestinal peristalsis increased, the phenomenon of increased exhaust. There may be other reasons for the increase in exhaustion in pregnancy, it is recommended to go to the hospital in time for relevant examinations to clarify the cause of the disease and treat the symptoms.