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Jessa Gamble:
Our natural sleep cycle

TEDGlobal 2010 · 4:01 · Filmed Jul 2010
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In today's world, balancing school, work, kids and more, most of us can only hope for the recommended eight hours of sleep. Examining the science behind our body's internal clock, Jessa Gamble reveals the surprising and substantial program of rest we should be observing.

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Writer
Jessa Gamble writes about sleep and time, showing how our internal body clock struggles against our always-on global culture. Full bio

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