The Chemistry of Addiction

46w
11:50
Description

Hank describes how our brains respond biochemically to various addictive substances and behaviors and where those responses have come from, evolutionarily speaking. Like SciShow: http://www.facebook.com/scishow Follow SciShow: http://www.twitter.com/scishow References and image licenses for this episode can be found in the Google document here: http://dft.ba/-2J6k