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According to Christopher Bergland for Psychology Today, a universal phenomenon causes approximately half of all adults to yawn after another person yawns. While researchers initial...

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.



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

Why Are Yawns Contagious? | Mental Floss


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? | Psychology Today


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

Does contagious yawning mean you're nice? | HowStuffWorks


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 Is Yawning Contagious? : Discovery News


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

Is yawning contagious? If so, why? What's the evidence? - Quora


Yawning has subsequently become contagious behaviour because it improves the survival function of herds. If there is some potential danger nearby, the ...

Psychopaths Might Be Immune to Contagious Yawning | Smart News


Aug 25, 2015 ... It has long been believed that “contagious yawning” is actually a deep-seated signal that demonstrates an empathetic connection with another ...

Why Do We Yawn and Why Is It Contagious? | Science | Smithsonian


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 ...

Popular Q&A
Q: Why are yawns contagious?
A: http://staff.washington.edu/chudler/yawn… http://www.yesmag.bc.ca/Questions/yawn.h… http://www.discover.com/ask-discover/?qi… human herd behaviour Read More »
Source: answers.yahoo.com
Q: Why are yawns contagious?
A: Broughton said contagious yawning may be a social phenomenon, allowing groups of humans to coordinate their times of Read More »
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Q: Why are yawns 'contagious'
A: Identifying with another's state of mind while they yawn may trigger an unconscious Read More »
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Q: Why are yawns contagious?
A: that is why i do not yawn when i am with my colleague . it is really contagious . you make them lazy also . Read More »
Source: answers.yahoo.com
Q: Why are yawns contagious?
A: Well you only need to mention them and Y------a-----w------n see what I mean! Read More »
Source: uk.answers.yahoo.com