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Nova - Mysteries of Sleep

Mysteries of Sleep
Like virtually every other animal, humans need sleep to survive. But why? Scientists peer into the brain to see what happens while we snooze and understand the powerful role that sleep - or lack of it - plays in memory, trauma and emotion regulation.
//player.pbs.org/partnerplayer/KC7aZaFTkhbSbQzGXtcGog==/?topbar=false&end=0&endscreen=true&start=0&autoplay=false Like virtually every other animal, humans need sleep to survive. But why? Scientists peer into the brain to see what happens while we snooze and understand the powerful role that sleep - or lack of it - plays in memory, trauma and emotion regulation. /episodes/get/100783 /episode/100783 Nova: Mysteries of Sleep /episode-player/100783