After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off ...
New research shows that during moments of lost focus after poor sleep, the brain releases a wave of cerebrospinal fluid (CSF)—the same cleansing process that normally occurs during deep sleep.
News-Medical.Net on MSN
MIT study reveals what happens inside the brain during sleep deprivation
After a night of poor sleep, you don't feel as alert as you should. Your brain might seem foggy, and your mind drifts off when you should be paying attention.
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