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You already know high-quality relaxation is essential, however have you ever thought-about the importance of every particular sleep stage? Oura’s sleep information breaks down your evening into mild sleep, deep sleep, REM sleep, and latency (how lengthy it takes you to go to sleep), with each stage serving a particular function.
REM sleep occurs in cycles all through the evening, and researchers imagine1 it is a time when your mind recharges and reminiscences are fashioned and consolidated2.
The period of time you spend in REM sleep decreases as you age, with infants spending as much as 50% of their sleep in REM, and adults averaging about 20 to 25% of the evening on this stage3.
As an grownup who sleeps for eight to 9 hours every evening, my REM cycle ought to ideally be one hour and 45 minutes at a minimal—so think about my shock after I discovered I used to be solely spending a mean of 18 minutes in REM every evening (about 4% of my complete sleep).
I used to be clocking a enough quantity of deep and lightweight sleep, so I wasn’t waking up feeling groggy or drained. I’ve, nevertheless, skilled an elevated quantity of mind fogginess over the previous few years—and any of my associates would inform you my reminiscence is just not nice.
Discovering my low REM rating validated that my cognition actually was subpar. If I used to be solely sleeping a couple of minutes in REM, how was my mind speculated to recharge? Fortunately, it additionally confirmed me that there was one thing that may very well be carried out about it.
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