High school students should generally get 8-9 hours of sleep, with about half an hour of lunch break sleep. It is not good for high school students to sleep too long or too short. The best time to sleep is from 10:00 pm to 7:00 pm the next day. High school students can adjust their sleep time according to their own physiological rhythm, but also to ensure the quality of sleep. 10 pm to 2 pm is the prime time for sleep, when the liver’s metabolism is most vigorous, if you stay up for a long time without sleep, it may lead to sleep disorders, or worse, body dysfunction. And 11:00 pm to 2:00 am is the peak of growth hormone secretion, growth hormone is conducive to the growth and development of secondary school students, if you miss this time for a long time, it is not conducive to the growth and development of secondary school students and health. Ensuring sleep time and quality is conducive to improving learning efficiency and quality of life. Secondary school students have increasingly heavy study tasks, mental stress, and various other factors often lead to poor sleep quality, it is recommended to learn to self-regulate, self-improvement, adjust the psychological state, and maintain an optimistic attitude.