Hard stool bleeding something, consider with hemorrhoids, anal fissure, constipation and other diseases related to the need to go to the hospital for further examination to clarify the cause of the disease, timely medical treatment. 1. hemorrhoids: generally due to hemorrhoids will make the rectal water dry knot, so that the stool to the rectum after no water absorption, and in defecation, will stimulate the hemorrhoidal nucleus, thus causing the phenomenon of hard bleeding stool, and there will be pain, anal sensation of swelling, as well as bleeding and other symptoms. 2. Anal fissure: usually due to too much dry stool, in defecation, will lead to the anal opening or anal canal tear open, so that the phenomenon of hard bleeding stool, anal fissure usually appear pain, blood and constipation and other symptoms. 3. Constipation: It may be due to the lack of water in the body, so that the stool in the gastrointestinal tract can not absorb water, thus making the stool dry, and in the discharge of excessive force, may stimulate the mucous membrane of the rectum, thus appearing in the phenomenon of hard and hard stool bleeding, constipation usually appear in the intention to defecate, defecate less often, etc. Symptoms of constipation. Hard stool bleeding is also seen in other causes, should be timely to the hospital for consultation and treatment, so as not to delay the condition.