Anal retraction exercises are also known as anal lifting exercises. It is useful for men to lift the anus, which can increase the ability to control defecation and urination, and can also improve sexual function. 1. Increase defecation control ability: men carry out anal lifting exercise, can enhance the strength of the contraction of the anus, better control of the anus, so as to increase the defecation control ability. 2. Urination control ability: men through the anal lifting exercise, can increase the strength and elasticity of the bladder holding muscle, can better control urination, increase urination control ability. 3. Improve sexual function: Lift the anus exercise can enhance the pelvic floor muscle strength, improve pelvic blood circulation, can improve male sexual ability, improve sexual function. When men carry out anal lifting exercise, it mainly exercises the pelvic floor muscles, increases the strength and elasticity of the pelvic floor muscles, avoids the decline in pelvic floor muscle function leading to defecation and urination function, and can also alleviate the decline in sexual function.