The skin of middle-aged and elderly people becomes thinner and their resistance decreases, and not only the genitals but also the legs will be eroded. It may also cause local diseases in men, such as penile cancer, seminal vesiculitis and tinea cruris. During sexual intercourse, if these unclean substances and microorganisms are brought into the vagina, it will affect the cleanliness of the vagina and even cause infection.
Men should also develop the habit of washing private parts with warm water before going to bed. Don't just make a gesture, it will backfire. For example, some people will wash their feet with water in the future, but they don't know that the mold of beriberi will infect the genitals and form tinea cruris.
The cleaning sequence must be cleaning the reproductive organs first, then cleaning the anus, then cleaning the anus, and then cleaning the reproductive organs with the same basin of water. Dry in the above order. Prepare another towel, and don't mix it with the foot washing towel. Wash with water and then dry with a towel.
Washing the lower body with warm water before going to bed in winter and rubbing the perineum with a hot towel can promote blood circulation and prevent diseases. It also has obvious curative effect on insomnia, impotence and hemorrhoids of middle-aged and elderly people.
The influence of wearing jeans is mainly confined to the perineum. Jeans make testicles cling to perineum, and the heat dissipation of scrotum will also be affected. Therefore, the testicular temperature will rise, which may lead to testicular sperm disorder and male infertility.