The Shocking Science of Sleep – What Happens at Night?

What really happens to your body when you sleep? This mind-blowing video reveals the science behind sleep: how your brain clears toxins, how your body repairs itself, and what REM sleep is actually doing. Learn the secret nighttime functions your body performs and why sleep is your ultimate superpower. Perfect for science fans, health nerds, and anyone who’s ever wondered what goes on when the lights go out.

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