The benefits of anal retraction for men include reducing the incidence of perianal disease, enhancing sexual function, and increasing urinary control. 1. Reduce the occurrence of perianal diseases: when men do anal retraction exercise, it can promote local blood circulation and make blood vessels expand, which can reduce the occurrence of perianal diseases, such as hemorrhoids, anal fissure and so on. 2. Enhance the sexual function: the anal retraction exercise can exercise the pelvic floor muscle contraction ability, long time to do the anal retraction exercise can improve the blood supply ability of the penis, so that men in the same room, the penis spongy body can be filled, so as to achieve the purpose of enhancing sexual function. 3. Enhance the ability to control urine: when men do anal retraction exercise for a long time, it can enhance the muscle elasticity, so that the sphincter function is enhanced, so as to achieve the purpose of enhancing the ability to control urine. Men doing anal retraction exercise for the body has certain benefits, but need to pay attention to the doctor under the guidance of the correct practice.