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Sleep washes the brain

A recent study reveals that our bodies use the REM period of sleep - the dreamless and deep part - to cleanse our brain of toxins.

When the neurons in the brain quiet down, they need less oxygen and blood. At that point, cerebrospinal fluid - the liquid surrounding the brain - floods the space, cleaning the brain of potentially toxic chemical byproducts.

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created an idea from a article:

WEFORUM

Want to have a healthy brain? Make sure you're washing it every day

weforum.org

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