A yawn is a reflex consisting of the simultaneous inhalation of air and the
stretching of the .... "We believe that contagious yawning indicates empathy. ... A
2007 study found that young child...
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 ...
Jan 22, 2015 ... Throughout the ages, people have wondered and invented explanations – some
reasonable and some quite far-fetched – as to why we yawn, ...
Sep 23, 2011 ... 23, 2011-- Why do we yawn? All humans yawn. So do most vertebrate animals.
Surely it serves some useful function. But what that might be ...
May 7, 2014 ... We yawn when we're sleepy or bored or if we see someone else yawn. Some
people also yawn when they're anticipating something important ...
Aug 19, 2014 ... Most people yawn upon seeing someone else do it, but infants and people with
autism or schizophrenia aren't so affected by this contagion ...
Don't misunderstand, we aren't intending to bore you, but just reading about
yawning will make you do it, just as seeing or hearing someone else yawn makes
... most important jobs appears to be to cool off the brain, which makes a lot of
heat. We do yawn more when we are sleepy and brain temperature is increasing.
www.ask.com/youtube?q=Why Do We Yawn?&v=I0dQx4SNSwE
Mar 12, 2014 ... What makes yawning so contagious? Watch the 'Yawn-O-Meter': http://bit.ly/
1qwFDrx SUBSCRIBE: http://bit.ly/10kWnZ7 Instagram and Twitter: ...
www.ask.com/youtube?q=Why Do We Yawn?&v=ew_iZTPoC3c
Apr 15, 2014 ... Let Hank explain the new thinking behind why we ... hold on ... ... ... Why do tears
come out of your eyes when you yawn?. Read more.