A yawn is a reflex consisting of the simultaneous inhalation of air and the
stretching of the ... This "contagious" yawning has also been observed in
chimpanzees, dogs, and can occur acros...
Jun 11, 2015 ... What is yawning? And why do we do so much of it? Neuroscientist and yawn
expert Robert Provine says it's “ancient and autonomic.” It stems ...
Jun 28, 2013 ... Pinpointing exactly why we yawn is a tough task, but the latest research suggests
that our sleepy sighs help to regulate the temperature of our ...
Update (Jan 2016): I wrote this answer several years ago. Though it currently has
accumulated ... Mirror neuron activity during contagious yawning--an fMRI study.
Contagious Yawning May Not Be Linked to Empathy; Still Largely Unexplained
Jun 10, 2013 ... We all do it, and we all know it has at least something to do with how tired we feel
. But unlike sleep apnea or laptops in the bedroom, yawning is ...
Dec 10, 2014 ... Why do we yawn? The center of many a scientific study, researchers have
several theories about the science behind this contagious ...
Jul 8, 2016 ... Contagious yawning — or yawning when you see someone else do it — is a very
primitive form of communication and bonding, Rundle says.
www.ask.com/youtube?q=Why Is Yawning Contagious?&v=jGIbUK4nw00
May 12, 2012 ... Why Do We Yawn? http://www.twitter.com/Tweetsauce Vsauce SHIRTS: http://
www.districtlines.com/vsauce Other peeps in this video: Charlie: ...
Nov 6, 2013 ... Known as contagious yawning, the reasons behind this phenomenon have been
attributed to both the physiological and psycho...
Dec 15, 2011 ... Ever wonder why we yawn or why yawning is contagious? We take a look at the
most popular answers to this frequently asked question.