Primary and secondary schools should guide parents and students, make schedules for students' work and rest, reasonably determine students' bedtime in the evening, implement self-management, regular work and rest, and go to bed on time on the premise of ensuring students' sleep time requirements, combined with students' individual sleep situation, lunch break and other realities. Pupils generally go to bed no later than 2 1: 20; Junior high school students are generally no later than 22: 00; High school students are usually no later than 23:00.

If individual students haven't finished their homework by bedtime, parents should urge them to go to bed on time, don't stay up late and ensure adequate sleep; Teachers should help students analyze the reasons, strengthen academic guidance, put forward improvement strategies, and adjust the content and quantity of homework when necessary.

The importance of sleep

Sleep is an important link for the body to recover, integrate and consolidate memory, and it is very important to promote the brain development, bone growth, vision protection, physical and mental health, and improve learning ability and efficiency of primary and secondary school students.

Schools around the country should incorporate scientific sleep publicity and education into the curriculum teaching system, teacher training content and home-school collaborative education mechanism, vigorously popularize scientific sleep knowledge, widely publicize the extreme importance of adequate sleep for the healthy growth of primary and secondary school students, improve teachers' ideological understanding, educate students to develop good sleep hygiene habits, and guide parents to pay attention to children's sleep management in various ways.