Sleep trivia: human beings sleep for one night and go through 5 cycles

When you wake up and start a new day of work and life, you may not realize that…

When you wake up and start a new day of work and life, you may not realize that in the night that just passed, we probably went through 5 sleep cycles.


A complete sleep cycle begins with light sleep and ends with REM (Rapid Eyes Movement) sleep.

Sleep trivia: human beings sleep for one night and go through 5 cycles
Sleep trivia: human beings sleep for one night and go through 5 cycles

During REM sleep, you become a cold-blooded animal-during dreamy REM sleep, your body no longer produces heat like a stove. We will lose our ability to regulate body temperature.

However, you don’t have to worry about the impact of this on your health. The REM sleep period is generally about 20 minutes, the shortest is 2 minutes, and it will last for 45 minutes.

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