Sleep late and get up early in spring and summer.

You should go to bed early and get up early in autumn.

In winter, you should go to bed early and get up late.

It is best to get up before 7 o'clock, so that you can breathe fresh outdoor air, and you need to ensure adequate sleep time of 7.8 hours.

Drinking boiled water after getting up can exercise. Ha ha.

Reference: It was mentioned in the Approaching Science column of the Top Ten Central University a while ago that 7: 00: 2 1 is the best time to get up. The results of this study were presented at the 5th meeting of the International Association for Sleep Research and Sleep Medicine. Researchers in university of westminster, England, also found that it is best to get up after 7 o'clock at 2 1, because if you get up between 5: 22 and 7: 2 1, the substances in your blood that may cause heart disease will increase. Professor Jim, Sleep Research Center, Loughborough University, UK. Horn suggested that turning on the desk lamp as soon as you wake up can help adjust the biological clock and make people wake up faster. In addition, try not to use too much force when getting up, but lie in bed and exercise your limbs and head for 5 minutes, otherwise your blood pressure will suddenly change. ...

This is what I said on TV, and I can also find relevant comments and introductions on the Internet for your reference!

I hope the above can help you.