The need to exert oneself when farting may be caused by indigestion, slowing down of intestinal peristalsis and dietary habits. 1. Dyspepsia caused by various factors, such as chronic gastritis, gastric ulcer, duodenal ulcer and other gastrointestinal diseases or gallstones, cholecystitis, hepatitis, cirrhosis, pancreatitis and other diseases of the liver, gallbladder and pancreas, due to the effect of digestive enzymes will be dyspepsia, resulting in exhaustion effort. 2. Slow intestinal peristalsis, functional bowel disease, enteritis, intestinal tuberculosis and other diseases will affect the small intestinal peristalsis, followed by the performance of exhaustion, in addition, if the long-term non-exercise will also lead to slow gastrointestinal peristalsis. 3. Dietary habits, when eating too much starchy or gas-producing foods, such as: potatoes, soybeans, onions, turnips, etc., will lead to abdominal distension, intestinal gas increase, the performance of exhaustion. If there are repeated obstacles to exhaustion, it is recommended to seek timely medical attention.