What is the name of the waste clearance system that actively flushes toxins from the brain, primarily while we sleep?
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The glymphatic system acts like a biological dishwasher for the brain. During deep sleep, brain cells shrink slightly to allow cerebrospinal fluid to rush through and wash away metabolic waste, including harmful proteins linked to neurodegenerative diseases. Photo: Jeffery J. Iliff, Wikimedia Commons, Public domain.
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Source: Wikipedia (CC BY-SA)
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