It is also normal for a boy to not have sex for ten days. Male sexual desire is often related to lifestyle habits, psychological state, physical condition and other factors. If a guy has a long stay up late, smoking or drinking and other bad habits, it is likely to affect his libido; and in the state of mental stress, and partner relationship and other state of boys, libido will also decline; if men suffer from chronic diseases, long-term use of certain drugs, may also lead to its temporary sexual dysfunction, this situation will need to actively carry out the corresponding treatment before being able to restore the normal The frequency of sexual life. In addition, as men grow older, the desire will gradually weaken, and the frequency of sex will also be reduced. Especially for men around 40 years old, the frequency of sexual life may be reduced, generally 5-6 times a month sex life is normal.