Farting may be a normal physiological reaction, but it may also be functional indigestion, lactose intolerance, constipation caused by various factors. 1. Normal physiological response: If you consume soy products, sweet potatoes, taro, coffee and other foods in your diet, it may lead to an increase in intestinal gas production and gastrointestinal peristalsis, thus leading to an increase in farting. 2. Functional dyspepsia: due to long-term mental stress, anxiety, insomnia, smoking, alcohol and other stimulating factors, leading to gastrointestinal digestive function is reduced, due to the retention of food, resulting in an increase in gas production, which leads to increased exhaust symptoms. 3. Lactose intolerance: For lactose intolerant patients, after consuming foods containing lactose, it will lead to increased gas production in the intestinal tract, resulting in the phenomenon of increased exhaust. 4. Constipation: Constipation caused by various reasons such as medication, diet, mental stress, etc., due to the difficulty of fecal excretion and slow intestinal peristalsis, the phenomenon of increased flatulence may occur. Excluding physiological factors, the symptoms of increased exhaust, it is recommended to go to the regular hospital in a timely manner to identify the causes, and active treatment.