It can happen when you see someone else doing it. And sometimes, just reading about it is enough to trigger the response. You may be doing it right now. Indeed, yawning is very contagious. ... And Gordon G. Gallup, Jr., professor of psychology at State University of New York at Albany, said no one really knows why.
www.collegian.psu.edu/archive/2003/10/10-28-03tdc/10-28... www.collegian.psu.edu/archive/2003/10/10-28-03tdc/10-28-03dscihealth-03.asp
Brain activity “associated with viewing another person yawn seems to circumvent the essential parts of the MNS, in line with the nature of contagious yawns as automatically released behavioural acts—rather than truly imitated motor patterns that would require detailed action understanding,” wrote the researchers,
www.world-science.net/exclusives/050309_yawnfrm.htm www.world-science.net/exclusives/050309_yawnfrm.htm
But when watching videos of yawning adults, children with autism yawned fewer times than other children. They believe this supports the claim that contagious yawning is based on the capacity for empathy. Indeed, studies of what’s actually h...
http://www.scienceline.org/2007/09/24/ask-anderson-yawn...
It is possible that yawns are contagious because at one time in evolutionary history, the yawn served to coordinate the social behavior of a group of animals. When one member of the group yawned to signal an event, all the other members of the group also yawned.
faculty.washington.edu/chudler/yawning.html faculty.washington.edu/chudler/yawning.html
Yup! I don't know of a single time in my life when it was proven not to be. Sooner or later it happens.
http://answers.yahoo.com/question/index?qid=20090908161...
I heard an interesting (though not necessarily true) explanation for this phenomenon. The way it goes is like this: When you yawn, you're breathing in far more air than a normal breath, and (slightly but measurably) depleting the oxygen sup...
http://community.discovery.com/eve/forums/a/tpc/f/97019...
It's not surprising really as we are kinda synchronized any way usually going to bed or waking up at similar times. ... (yawning may be most contagious before noon) ; As result of similar stimulation so we are due to yawn at nearly the same time...
www.members.shaw.ca/hilaryking/Whyisyawningcontagious.h... www.members.shaw.ca/hilaryking/Whyisyawningcontagious.htm
Alice, In reading the answer to Why do we yawn?, I was eager to find out why, then, are yawns contagious? It really seems to be true that if you watch someone yawn, within moments, you will yawn as well. It's a very curious thing. ... Seeing others yawn is a reminder to one's body that its own cells are feeling deprived,
www.goaskalice.columbia.edu/1941.html
See if a yawn really is contagious. Slap your neighbor. See if they turn the other cheek. If not, raise your hand and tell the priest. Devise ways of climbing into the balcony without using the stairs. Listen for your preacher to use a word beginning with 'A' then 'B and so on through the alphabet.
www.unsolvedmysteries.com/usm242276.html
What is a yawn and why do people yawn? Yawning has fascinated people for hundreds of years, and many superstitions and myths have been created over the years. Today we know that a yawn is a reflex of inhalation and exhalation that draws mo...
http://www.chevroncars.com/learn/wondrous-world/yawn-co...