Hosted by: Hank Green
———-
Dooblydoo thanks go to the following Patreon supporters — we couldn’t make SciShow without them! Shout out to Justin Ove, John Szymakowski, Fatima Iqbal, Justin Lentz, David Campos, and Chris Peters.
———-
Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow
Or help support us by becoming our patron on Patreon:
https://www.patreon.com/scishow
———-
Looking for SciShow elsewhere on the internet?
Facebook: http://www.facebook.com/scishow
Twitter: http://www.twitter.com/scishow
Tumblr: http://scishow.tumblr.com
Instagram: http://instagram.com/thescishow
Sources:
http://faculty.weber.edu/molpin/healthclasses/1110/bookchapters/stressphysiologychapter.htm
http://intermountainhealthcare.org/ext/Dcmnt?ncid=520408204
http://circ.ahajournals.org/content/106/9/1048.full
http://circ.ahajournals.org/content/113/16/e715.full
http://www.ncemi.org/cse/cse0101.htm
http://www.nhs.uk/Conditions/Fainting/Pages/Causes.aspx