Flat stools and farts are considered to be caused by dietary factors, but may also be caused by intestinal flora imbalance, hemorrhoids and other disease factors. 1. Dietary factors: eating some gas-producing food in the near future, such as beans, sweet potatoes, and a diet of greasy, spicy and stimulating food, may make the stool not shaped, flat, accompanied by an increase in farting. 2. Intestinal flora imbalance: If the normal combination of flora in the intestinal tract is damaged, and the combination of pathological flora increases, it will cause increased gas production in the intestinal tract, and the stool will not be shaped, flattened and so on. 3. hemorrhoids: hemorrhoids patients may be accompanied by constipation, constipation, stool in the intestinal tract when the accumulation of bacteria in the intestinal tract will be the feces again fermentation, gas production, farting increased; at the same time, hemorrhoids lead to localized swelling in the anus can be caused by narrowing of the intestinal lumen, which can lead to the stool flat. If you have flat stools and fart a lot, it is recommended that you go to the hospital and ask the doctor to make a judgment, rather than making a blind judgment on your own.