04/04/2026
Your Brain Literally Shrinks While You Sleep
What happens to your brain when you sleep? Scientists recently discovered a terrifying and mind-blowing reality glitch: During deep sleep, your brain cells physically shrink by up to 60%! This extreme shrinkage allows the glymphatic system to pump massive, high-pressure waves of cerebrospinal fluid through your brain, literally power-washing away toxic dead proteins (amyloid-beta). If you don't sleep, this toxic garbage turns into plaque and deletes your memories.
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