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www.ask.com/health/yawns-contagious-3453a4427b46b0d0

Yawning is contagious for perhaps half of all adults, but the reason why is unknown. While the common perception is that contagious yawning relates to human empathy and other socia...

Yawning is thought to cool the brain and make it more alert. Simultaneous yawning may occur when a group of people are all breathing the same warm, stale air. Or contagious yawning may have evolved to help groups remain vigilant against danger.

Yawn

en.wikipedia.org/wiki/Yawn

This "contagious" yawning has also been observed in chimpanzees, dogs, and can occur across species. Approximately 20 physiological reasons for yawning ...

Why Is Yawning Contagious? : Discovery News

news.discovery.com/human/health/yawning-social-behavior.htm

Sep 15, 2010 ... Contagious yawning gets at the ancient, deep, and subconscious roots of empathy and social bonding. - Yawns become contagious around ...

Why Is Yawning So Contagious? | Psychology Today

www.psychologytoday.com/blog/the-athletes-way/201403/why-is-yawning-so-contagious

Mar 16, 2014 ... About half of adults yawn after someone else yawns due to a universal phenomenon called “contagious yawning.” Researchers at Duke ...

Contagious Yawning - HowStuffWorks

science.howstuffworks.com/life/contagious-yawn.htm

Contagious yawning is associated with the same parts of the brain that deal with empathy, according to a recent study. Learn about contagious yawning.

Why Are Yawns Contagious? | Mental Floss

mentalfloss.com/us/go/64654

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 ...

Why Is Yawning So Contagious? - MeMD

www.memd.me/yawning-contagious/

Dec 10, 2014 ... Why do we yawn? The center of many a scientific study, researchers have several theories about the science behind this contagious ...

Psychopaths May Be Immune To Contagious Yawning

www.huffingtonpost.com/entry/psychopaths-contagious-yawning_55d1ff2de4b07addcb437067

Aug 17, 2015 ... Most people find it difficult to resist yawning when the person they are with yawns or shows signs of being tired. Why? Contagious yawning is a ...

Facts About Yawning: Why We Do It, Why It's Contagious And More

www.huffingtonpost.com/2013/06/10/facts-yawning-why-we-yawn-contagious_n_3398301.html

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 ...

Popular Q&A
Q: Is yawning contagious?
A: Answer yawning is contagious only if someone sees you do it ... as a sort of social action. It is not contagious in the disease sense. Read More »
Source: wiki.answers.com
Q: Is yawning contagious?
A: yawning is contagious only if someone sees you do it ... as a sort of social action. It is not contagious in the disease sense. Yawning is contagious, at least ... Read More »
Source: wiki.answers.com
Q: Are yawns contagious?
A: Yawns are contagious. They suspect it has something to do with biol... ...MORE... Read More »
Source: www.chacha.com
Q: Is yawning contagious ?
A: Yawns ARE contagious! It has been suggested that this could be the result of an unconscious Read More »
Source: www.chacha.com
Q: Are yawns contagious?
A: Yes, yawns are contagious. Humans, and also chimpanzees, have a habit of copying each others movements Read More »
Source: www.kgbanswers.com