The Mystical Super-Powers of Your Zzzzzzs

OK, I admit it, you won’t find me jogging at any other time. But did you know that when you sleep, no matter how quietly your body is lying there, your brain is running laps?

We used to think that sleep was a time when the brain rested just as much as the body did.

Now we know that our brains are arguably as active during sleep as they are during waking hours.



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