But in fact, sex education is mainly to guide children to correctly understand their own bodies and cultivate healthy sexual psychology, thus protecting their sexual health. Only by knowing your body correctly can you better understand your sexual characteristics and live a healthier life, and there will be no sexual psychological problems. Therefore, parents, teachers and children should actively participate in sex education, so that children can correctly understand sex, understand the correct sex culture, have a healthy sexual psychology and embark on the road of a better life.