Anal bleeding and pain is often caused by the following reasons: 1. Hemorrhoids: When the hemorrhoids are heavy there will be pain in the anal part, while there will be bleeding, and sometimes there will be swelling prolapse, you can go to the hospital general surgery, or anorectal surgery for clarification. If the disease is the first conservative treatment, such as try not to drink alcoholic beverages, do not eat too spicy food, appropriate intake of fresh fruit and green vegetables, etc., and can be combined with drug sitz bath treatment, sitz bath solution is generally used diluted warm potassium permanganate water, or Chinese medicine preparations. If the effect of conservative treatment is poor, surgery can be performed. 2, anal fissure: patients will have obvious pain when defecating, and at the same time there may be bleeding, you can go to the hospital for clarification. Acute anal fissures can be cured by conservative treatment, while chronic anal fissures need to be treated surgically.