QUEST

Catching Up on Sleep Science

Clip | 7m 36s

It’s time to wake up to the importance of sleep. Groundbreaking 2013 research shows that our brain cells shrink while we sleep, allowing a cleansing fluid to rinse away toxic proteins that lead to Alzheimer’s. Sleep also “backs up” important memories into the brain’s cortex for long-term storage. Learn about how sleep changes as we age, and why getting enough sleep is so critical for health.

Aired: 11/12/14

Rating: NR

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Funding for QUEST is provided by the National Science Foundation.