What men must know about men's health?

There is a lot of common sense about men's health. What they know is listed as follows:

The picture comes from the internet.

① If you are not circumcised, remember to clean your penis every day;

2 eggs should be refrigerated, and high temperature is easy to kill sperm;

3 shooting fast for the first time is not called premature ejaculation;

4 Men will have four or five involuntary erections every night, including Chen Bo;

(5) if occasionally hard, also can't calculate impotence.

6. If you are happy, if you are hurt, if you are strong, you will be destroyed;

⑦ Both husband and wife suffer from dermatitis and vaginitis, which is easy to cross infection;

8 prostatitis, impotence, premature ejaculation, etc. Many ingredients have psychological effects;

In addition, prostatic fluid contains semen, so be sure to wear condoms safely!

There should be many more!