Detailed text transcripts for TV channel - CNN - 20170422:18:52:00
Potential treatment for depression by activating the sympathetic nervous system and it offs participants a dose of adrelin and adventure. >> if i think back to the last century, people were exploring and trying to push the bounda boundari boundaries. we can go to the moon, we can do other extreme things. and many of those things have been done. but there is that what can i do with my own body. you really feel super human when you swim a kilometer in water like this. >> these super human feats are extreme tests for the body. but one researcher believes that our human limits lie not in the muscl...
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