It is difficult to hold in farts, which may be caused by constipation, intestinal obstruction, and insufficient gastrointestinal power. 1. Constipation: If you eat too much high-protein, high-fat food, it will lead to the gastrointestinal tract to increase the burden of digestion, so that the fecal water is fully absorbed by the intestinal tract. A large amount of feces hoarded in the intestinal tract can not be discharged, after the fermentation of gas production increased, the gas is blocked by feces is not easy to discharge, there will be a fart can not be released to hold the symptoms of unbearable. 2. Intestinal obstruction: Farting may be caused by intestinal obstruction. Intestinal obstruction is a narrowing of the intestinal lumen caused by various reasons. When the intestinal tract is blocked, the exhaustion and defecation will be affected, which will lead to the patient’s farting and suffocation. 3. Insufficient gastrointestinal power: Insufficient gastrointestinal power causes slower gastrointestinal peristalsis, which can lead to gas retention in the intestinal tract, resulting in abdominal distension and the symptom of not being able to fart and not being able to hold it in. It is recommended that patients who have symptoms of not being able to fart, go to the hospital in a timely manner to avoid delaying the condition and causing adverse consequences.