The inability to pass stool may be caused by dry stool or constipation. Dry stool and daily eating habits, bad habits, daily diet, eating less coarse food, lack of coarse fiber food, eat too much high protein, high fat food, affect the gastrointestinal peristaltic function, gastrointestinal peristaltic slow caused by food can not be well digested, resulting in indigestion, food residues in the intestinal tract stay too long, water is excessively absorbed by the intestines, the stool will be dry and lack of water, not lubricated If the stool is dry and not lubricated, the bowel movement will not be smooth, and the situation that the stool cannot be defecated will occur. Constipation can also have the symptoms of bowel movements, difficult to defecate, constipation and diet diet factors, intestinal disease factors, such as proctitis, appendicitis, etc. can cause constipation, you can inject cork, pay attention to dietary habits, eat more coarse grains, more exercise, drink more water.