Causes of defecation with the intention of pulling out the causes of proctitis, rectal mucosal laxity, hemorrhoids and so on. 1. proctitis: if the patient suffers from inflammation of the rectum, the swelling and degeneration of the rectum constantly friction or inflammatory mediators constantly stimulate the rectal mucosa, leading to the patient to have a bowel movement feeling. The swollen rectum leads to narrowing of the intestinal lumen and poor defecation. 2. Rectal mucosal laxity: patients with rectal mucosal laxity due to insufficient muscle contraction, resulting in prolonged fecal retention in the intestinal tract. The fecal sludge constantly stimulates the intestinal mucosa wall to produce the urge to defecate, but the loose rectum can not quickly defecate, the above symptoms. 3. Hemorrhoids: patients suffering from hemorrhoids, whether internal or external hemorrhoids, due to hemorrhoids blocking the intestinal cavity, easy to cause the flow of fecal residue is not smooth to appear defecation, and the amount of fecal residue in the intestines will stimulate the distribution of the intestinal mucosa on the nerve endings to produce the desire to stool. When the patient has a bowel movement, you can go to the hospital, fingerprinting, colonoscopy, blood test, etc., to clarify the cause of the disease in the doctor’s guidance under the standardized treatment.