Why Do We Kiss?

Kissing strangers has never been so educational.

Post to Facebook: http://on.fb.me/1jEvad1
Like BuzzFeedVideo on Facebook: http://on.fb.me/1ilcE7k
Post to Twitter: http://bit.ly/1jEvdoW

Narrator:
Keith Habersberger

Featuring:
Nick Cardiff
James McGrath
Gary Curtis
Briana Smith
Carmyn Xoluv
Tori Weddell

Footage
BRAIN / Shutterstock
Clip ID: 772936,
Contributor: CLIPAREA l Custom media

Kids Kissing/ Shutterstock
Clip ID: 5321861,
Contributor: hafakot

97085702 --Neurotransmitter serotonin structural formula / Shutterstock
Photo by
Leonid Andronov

96662578 --Oxytocin "love hormone" structural formula / Shutterstock
Photo by
Leonid Andronov
96113573 - Neurotransmitter adrenaline structural formula / Shutterstock
Photo by
Leonid Andronov

96902488 -- Neurotransmitter dopamine structural formula / Shutterstock
Photo by
Leonid Andronov

Sources
http://www.stuffyoushouldknow.com/podcasts/a-rigid-sterile-look-at-kissing/
http://www.cnn.com/2009/HEALTH/02/13/kissing.science/index.html?iref=24hours
http://www.world-science.org/forum/sheril-kirshenbaum-science-kissing-evolution-history-culture/
http://usatoday30.usatoday.com/life/books/reviews/2011-01-13-kirshenbaumrev_st_N.htm
http://people.howstuffworks.com/kissing4.htm

Видео Why Do We Kiss? канала As/Is