Before the 1950s, we considered sleep try a passive pastime when the fresh new human body and you can notice was indeed inactive. “But it works out you to definitely bed is a time where your body and mind are engaged in a number of facts necessary to life-which happen to be closely about lifestyle,” states Johns Hopkins bed professional and you can neurologist Draw Wu, M.D., Ph.D. Boffins such as for example Wu is actually investing lots of its awakening times seeking for more information on these processes and how they apply at intellectual and you may future health. The following is a look towards the strong (commonly shocking) results off sleep researchers-and you may what they are however trying look for in regards to the research away from bed.
Most of the Sleep Is not the Exact same
Through your go out sleep, your head commonly duration many times thanks to a few different kinds of sleep: REM (rapid-vision path) sleep and you can non-REM sleep.
The first an element of the cycle try non-REM sleep, that’s consisting of four level. The first stage appear ranging from being awake and drifting off to sleep. The second reason is white sleep, whenever heartbeat and you will respiration manage and the body temperatures drops.