Upload

Loading icon Loading...

This video is unavailable.

This Video Will Hurt

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to like CGP Grey's video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to dislike CGP Grey's video.

Sign in to YouTube

Sign in with your Google Account (YouTube, Google+, Gmail, Orkut, Picasa, or Chrome) to add CGP Grey's video to your playlist.

Published on Dec 23, 2013

Official Discussion on http://www.reddit.com/r/CGPGrey/comme...
http://www.CGPGrey.com/
https://subbable.com/cgpgrey

Special Thanks to:

http://www.youtube.com/user/TotalPhil...

Saylor Fielder

Julian Yap

Ardalan Moazeni

Dr Clifton K. Meader http://goo.gl/DpsuGk

Dr Fabrizio Benedetti

Max Ramsay - @maxafax, The Soden Family, Conan Kudo (ニール・ゴンパ), Kira Lanier, Lisa Marie Terry, Dave Roberts (the Best Dad ever), mikey.reiach.net, Carine Frsch, Mauceri76, David Benko, Team Fluger, A.Manning, Smuffie00, Robert English, @jwvdiermen, Laura Saura Maura Watiker, Nicholas Hartikainen, M Go Blue!, @chrisaiello, @Bad1z, Kuffer Sam

Selected sources:

http://bjp.rcpsych.org/content/180/4/...

211.144.68.84:9998/91keshi/Public/File/3­9/16-11/pdf/nm.2229.pdf

http://www.bmj.com/content/332/7546/8...

http://www.ncbi.nlm.nih.gov/pubmed/22...

http://www.researchgate.net/publicati...

http://www.sciencedirect.com/science/...

http://jama.jamanetwork.com/data/Jour...

http://ses.library.usyd.edu.au/handle...

http://www.bmj.com/content/339/bmj.b5613

http://www.ncbi.nlm.nih.gov/m/pubmed/...

http://www.nejm.org/doi/full/10.1056/...

  • Category

  • License

    Standard YouTube License

Loading icon Loading...

Loading icon Loading...

Loading icon Loading...

The interactive transcript could not be loaded.

Loading icon Loading...

Loading icon Loading...

Ratings have been disabled for this video.
Rating is available when the video has been rented.
This feature is not available right now. Please try again later.

Loading icon Loading...

Advertisement
Loading...
Working...
Sign in to add this to Watch Later

Add to