It is determined that heavy bleeding caused by hemorrhoids is usually associated with ruptured hemorrhoids and can be associated with straining to defecate or increased intra-abdominal pressure. Hemorrhoids for the most common anorectal diseases, anal cushion congestion hyperplasia hypertrophy displacement can lead to the appearance of internal hemorrhoids, and external hemorrhoids is due to the distal dentate line subcutaneous venous plexus pathologic dilatation or connective tissue hyperplasia caused. The main clinical manifestations of internal hemorrhoids for prolapse and bleeding, common fresh blood after stool, usually painless, once the internal hemorrhoids serious, there can be jet-like bleeding, long-term, intermittent bleeding can cause anemia symptoms. Due to constipation, dry feces or straining to defecate leads to increased intra-abdominal pressure, which may lead to rupture of hemorrhoids and cause heavy bleeding. After hemorrhoids bleeding profusely, it is recommended that the patient consult a doctor in time, after clarifying the condition, give treatment as soon as possible according to the doctor’s instructions, in order to prevent the occurrence of hemorrhagic shock or chronic anemia and other serious consequences.