The Science Behind Marijuana

We take an in-depth look at the effects, culture, and science behind the popular drug, marijuana. Visit our site: http://www.TopTrending.com Like us on Facebook: https://www.facebook.com/TopTrending Follow us on Twitter: https://twitter.com/TopTrending Commentator: http://www.youtube.com/user/baertaffy Music: http://audiojungle.net/item/slow-hip-hop/14812092?s_rank=4 The Science Behind Marijuana