Standing without farting and lying on the side with a lot of farts are usually caused by cold, indigestion and intestinal flora disorders. 1. Cold: If you are wearing too little clothes, your stomach will get cold and the gastrointestinal tract will become dysfunctional, causing too much gas in your stomach. When you lie down on your side, the gastrointestinal tract will move more frequently, which will lead to the symptom of farting while lying on your side. 2. indigestion: before going to bed or during the day to eat too much food that is not well-digested, can not be digested and absorbed in a timely manner, in the gastrointestinal tract accumulation of precipitation, lying on the side or lie down will accelerate the digestion of the gastrointestinal tract, will also cause standing farting farting on the side of the phenomenon of lying. 3. Intestinal flora imbalance: when the intestinal flora has an abnormal change so that the intestinal function is in a state of imbalance, when lying on the side, it will accelerate the gastrointestinal activity, so it will lead to the appearance of standing without farting farting a lot of lying on the side. Caused by standing without farting side lying fart more reasons, it is recommended to go to the hospital in time to confirm the examination, as soon as possible for targeted treatment.