What health knowledge do boys need to know?

(1) Strictly abide by the daily work and rest system: get up on time every day and rest on time. Don't sleep late, don't lie in bed. Avoid over-confirmation before going to bed. If you don't watch thrillers and movies, you should put an end to pornographic paintings and calligraphy, which has a positive effect on reducing sexual stimulation and controlling sexual desire.

(2) Care for the cleanliness of the genitals: Wash with warm water before going to bed every day to avoid unclean things stimulating the genitals and causing itching or inflammation. When cleaning men, in addition to scrubbing the forehead of penis and scrotum, the foreskin should be turned over to make the penis head completely crisp and exposed, and washed with warm water.

(3) Rest posture should be appropriate: it is best to sleep on your side and try to avoid sleeping on your back or prone, so as to reduce the force and friction on the external genitals and help control sexual desire.

(4) underwear should be loose, not too tight, to avoid friction and stimulation of genitals.

(5) Bedding should not be too warm or too heavy; Dinner should not be too full.

(6) Don't dream at rest and fall asleep as soon as possible.

(7) Actively participate in cultural and sports activities to release enough blood gas.