This is a manifestation of constipation, mostly related to poor gastrointestinal function, this time you need to adjust the diet structure, eat more fruits and vegetables, if after conditioning has not improved, you need to go to the hospital for examination to find the cause. 1, organic lesions outside the intestinal tract compression of the intestine, hypothyroidism, heart failure, etc., may appear the performance of the stool can not be pulled out, need to be treated according to the specific cause. 2, intestinal organic lesions, such as intestinal tumors, inflammation, and anal fissures, hemorrhoids and other anorectal diseases can also cause defecation difficulties, if the tumor caused by the need for timely surgical treatment. 3, taking a certain drug caused by adverse reactions, such as anticholinergic drugs, bismuth, antidepressants, etc., may also lead to constipation, need to adjust the diet to improve, if necessary, there should be laxatives or stop using drugs that cause constipation. 4, intestinal peristalsis slowed down, resulting in dry stool, should not be discharged, causing constipation, mostly seen in long-term bed-ridden, less active people, the need for regular bowel movements, and massage the abdomen according to clockwise. Usually need to adjust the diet structure, do not eat spicy and irritating food, eat more fiber containing high digestible food, such as celery, spinach, bananas and so on, long-term sedentary office workers, more need to strengthen physical exercise, increase gastrointestinal power.