https://www.inc.com/jessica-stillman/new-study-sleep-is-literally-a-deep-clean-for-your-brain.html “What she discovered was that during non-REM sleep, large, slow waves of cerebrospinal fluid were washing over the brain. The EEG readings helped show why. During non-REM sleep, neurons start to synchronize, turning on and off at the same time,” explains Wired’s Sara Harrison. “Because the neurons had all momentarily stopped firing, they didn’t need as much… Continue reading Sleep Is Literally a Deep Clean for Your Brain