青春期是人生中最重要的变化、发展时期，伴随着身体上的突然变化，特别是第二性征的出现，往往给青少年带来神秘色彩。学生很想知道其中的奥秘，但出于自尊，羞于向成人求教。人具有由于需要而产生学习动力的特点，因此在人体生理卫生教学中，联系中学生青春期发育特点进行教? Adolescence is the most important change and development period in life. Accompanying sudden changes in the body, especially the emergence of secondary sexual characteristics, often bring mysteries to young people. Students are eager to know the mysteries, but because of their self-esteem, they are ashamed to ask adults for advice. People have the characteristics of learning motivation due to their needs. Therefore, in the teaching of human physiology and health, we should teach the characteristics of puberty development of middle school students.