Poor bowel movement can be caused by bad dietary habits, gastrointestinal disorders, diseases, etc. The general population can keep their bowel movement smooth by changing their dietary habits, exercising more and drinking more water. 1. Change dietary habits: Eat more food rich in dietary fiber, such as vegetables, fruits, etc., and eat less greasy food. Because dietary fiber can not be digested, but can increase the volume of feces, promote the discharge of feces. And greasy food eat more not only lead to indigestion, but also easy to cause constipation. 2. Exercise: Appropriate exercise can promote gastrointestinal peristalsis, which helps to keep the stool smooth. 3. Drink more water: Drinking more water can prevent the feces from drying up, which is conducive to the discharge of feces. The general population through the above methods can maintain smooth stool, if there is a long-term constipation, or accompanied by other symptoms, should be considered as a disease caused by constipation, then you should consult a doctor in a timely manner, with the help of a doctor to clarify the cause of the disease, and targeted treatment or treatment.