There is no major difference in term of sleep time in China and in other places. Based on the traditional Chinese medicine theory and modern science, here are the recommendations:
When to sleep?
Recommended sleep schedule is:
Summer: Go to bed from 22:00 to 23:00 and get up from 6:00 to 7:00;
Winter: Go to bed from 21:30 – 22:30 and get up from 6:30 – 7:30.
At noon, the body strength will be in a decline phase, taking a nap helps to restore energy and is good for physical health. In addition, the dinner should be completed in two hours before going to sleep.
How long we shall sleep?
Sleep time varies from different ages, recommendations are as follows:
Newborn baby: 20 hours
Baby: 14-15 hours
Preschoolers :12 hours
Primary school students: 10 hours
Middle school students: 9 hours
College students: 8 hours
Adult: 8 hours
Elders: 6-7 hours