NEURONS HELP FLUSH WASTE OUT OF BRAIN DURING SLEEP
MARTA WEGORZEWSKA
There lies a paradox in sleep. Its apparent tranquility juxtaposes with the brain’s bustling activity. The night is still, but the brain is far from dormant. During sleep, brain cells produce bursts of electrical pulses that cumulate into rhythmic waves—a sign of heightened brain cell function. But why is the brain active when we are resting?
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