The large amount of stool may be due to increased eating, eating too much food containing high fiber, indigestion or suffering from gastrointestinal pathology, as follows: 1, eating more, more bowel movements are closely related to eating, if overeating or eating more often, the corresponding amount of bowel movements will also increase. 2, eating too much food containing coarse fiber, coarse fiber can promote the movement of the stomach and intestines, to help digestion, so the amount of stool will increase to a certain extent. 3, spleen and stomach weakness, indigestion, spleen and stomach digestive function is reduced, can not eat into the diet in a timely manner digestion and absorption, food will be excreted through the stool, so the stool volume will increase. 4, gastrointestinal tract lesions, suffering from acute and chronic gastritis, gastric ulcer, duodenal ulcer pyloric obstruction and gastrointestinal tumors and other lesions, gastrointestinal function disorders, prone to an increase in the number of stools or Diarrhea symptoms.