The sleep time of primary school, junior high school and senior high school is respectively

The sleep time of primary school, junior high school and senior high school is as follows:

1. Pupils: Sleep for 10 hours every day.

2. Junior high school students: Sleep for 9 hours every day.

3. High school students: Sleep for 8 hours every day.

Sleep time refers to a natural physiological phenomenon of human beings and animals. Consciousness is a natural, usually regular pause. During this period, physical strength is restored, eyes can be closed, and the cerebral cortex is at rest. The best sleep time for adults is from 22 pm to 6 am.

Sleep time can be divided into intermittent sleep and continuous sleep. Sleep time in general life refers to the total sleep time in a day, that is, the sum of all the time in sleep. The human biological clock suggests going to sleep before 22: 00 at night and getting up before 7: 00 in the morning. Going to bed early and getting up early can enhance immunity and help fight against virus invasion, thus improving work efficiency.

On March 30th, 20021,the Notice of the Ministry of Education on Further Strengthening the Sleep Management of Primary and Secondary School Students was issued (Ministry of Education 1 1). The notice clarifies the requirements for students' sleep time, and puts forward three "interruption mechanisms" for external factors that affect students' sleep problems.

1, normal people sleep 6-8 hours (children sleep about 10- 12 hours, and babies sleep longer; Old people sleep less.

The time for beauty sleep is from 22: 00 to 2: 00 in the morning.

3, staying up late for a long time, even if you sleep for 8 hours, it will be easy to endocrine disorders in a few years, and the physiological clock will be disrupted.

Children had better go to bed before 20: 30 in the evening, because they have grown up.

Teenagers should go to bed around 22 o'clock in the evening.

6. As for those who love beauty, they must go to bed before 2 am, because the skin is metabolized before 2 am.