Bleeding with a little force is considered to be the possibility of hemorrhoids, anal fissure, but also anal papilloma, rectal polyps, rectal tumors and other diseases caused by the need to improve the examination, to clarify the cause. 1. hemorrhoids: common for external hemorrhoids, internal hemorrhoids and mixed hemorrhoids, in the diet as well as lifestyle habits and other aspects of inattention, can lead to hemorrhoids symptoms aggravate. Especially when the stool is dry, it is easy to cause bleeding in the stool. 2. Anal fissure: the anal canal skin cracks caused by various reasons, in the stool force, the anal canal fissure increases, the bottom of the blood vessel rupture will lead to bleeding, mostly accompanied by pain in the anus. 3. Anal papilloma: it is the proliferation of anal papillae caused by long-term inflammation, fecal stimulation, etc. If there is a breakage, bleeding can occur when straining. 4. Rectal polyps, tumors: mostly seen in rectal polyps, tumors on the surface of the mucous membrane breakage bleeding, in the stool force, the anus can bleed. It is suggested that patients should seek medical treatment in time, complete all auxiliary examinations, clarify the cause of bleeding, and give corresponding treatment by professional physicians to avoid delaying the condition.