Men shaving pubic hair is usually harmless to the body, it is recommended to be careful in the process of shaving pubic hair trimming tools. Men shaving pubic hair can use razors, scissors and other tools to operate, shaving process needs to be handled carefully to avoid scratching the skin in the trimming process, so as not to cause local skin mucous membrane damage and infection. At the same time, the trimming tool should pay attention to keep clean, avoid contact with the urethra and cause infection. Therefore, shaving pubic hair under the condition of ensuring safety usually has no effect on human health. Many invasive operations in the clinic need to shave the pubic hair before they are performed, such as performing urinary tract surgery, perineal surgery, circumcision, and so on. Removing the pubic hair before the operation will make it easier to handle the invasive operation and reduce the chance of wound infection after the operation.