Why do we sleep?

Name: Why do we sleep? | Russell Foster
Uploaded: 2013-08-14T09:11:16-07:00
Duration: 21 min 47 s
Description: Russell Foster is a circadian neuroscientist: He studies the sleep cycles of the brain. And he asks: What do we know about sleep? Not a lot, it turns out, fo...

Why do we sleep? TED Talk by a Neuroscientist. Engaging talk on the importance of sleep and how it’s related to mental and physical health.