Sleep is really a tonic. For sleep, it is recommended to ensure 6-9 hours of sleep every day, and falling asleep before 23 o'clock every day is the best choice. In fact, many people have a wrong understanding of sleep, thinking that sleep is enough. In fact, for the body, the real sleep is before 23 o'clock every day, because physical skills begin to rest during that time.

First, pay attention to sleep time, neither recommend more nor less, and it is better to ensure 6-9 hours a day.

In fact, many people always think that sleeping for 8 hours is the best, so many people will ignore things in life in order to persist in sleeping for 8 hours. According to relevant data, sleeping for 6-9 hours every day is the best rest time. Less than 6 hours and more than 9 hours are abnormal and will cause various disadvantages to health.

According to the investigation of foreign doctors, it is found that sleeping for 6-9 hours every night is healthy sleep, 7-8 hours is the best sleep, and less than 6 hours and more than 9 hours are unhealthy. Therefore, controlling the time of insomnia every day can make sleep a "tonic".

Second, the sleeping time is particular. It is generally recommended to fall asleep before 23 o'clock to make up for the body.

Perhaps many people know that it is necessary to sleep for 8 hours every day, but many people mistakenly think that bedtime can be arbitrary. In fact, it is best to make sure that the bedtime is before 23 o'clock. In fact, the function of the human body began to rest at 23 o'clock. For those who fall asleep after 23 o'clock, in fact, every minute is hurting their health. Eight hours' sleep is not enough. The most important thing is to choose the right time to fall asleep.

Sleeping is indeed a tonic, but we should pay attention to the time of falling asleep and how long it takes to achieve the effect of health preservation.