What causes bad digestion?

1, life is not normal. It may also be regular quantitative, resulting in too hungry or too full of intestinal tract, resulting in abnormal intestinal movement, long time can make gastrointestinal burden overweight. 2, eat too fast. Will make chewing is not in place, resulting in digestive juice and food can not be fully mixed, so can not be fully digested decomposition, causing damage to the intestinal tract. 3, diet is not hygienic. Some bacteria in the intestinal tract will produce toxins, leading to acute gastroenteritis and other gastrointestinal diseases. 4, eat too greasy, resulting in intestinal digestion. High protein or high fat diet, easy to lead to changes in intestinal flora, is not conducive to the survival of beneficial bacteria. If too much greasy food intake, lipase and protease in the body will be overwhelmed until exhausted.