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At least one study suggests that yawning, especially psychological "contagious" yawning, may have developed as a way of ...

Why Is Yawning So Contagious? | Psychology Today


Mar 16, 2014 ... Does looking at this image of a person yawning make you yawn? About half of adults yawn after someone else yawns due to a universal ...

Does contagious yawning mean you're nice? | HowStuffWorks


Contagious yawning is associated with the same parts of the brain that deal with empathy, ... Science is still investigating exactly what makes us yawn, but it's a ...

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


Jun 10, 2013 ... The most recent research on yawning suggests that it exists to cool down the brain. That open-mouthed yawn causes sinus walls “to expand ...

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


Jun 28, 2013 ... Mimicry is likely at the heart of why yawning is contagious. This is ... They open wide and yawn and a good yawn makes them happy as a clam.

Is that person a psychopath? A yawn might help you tell - TODAY.com


Aug 24, 2015 ... Contagious yawning — or yawning when you see someone else do it — is a very ... That's because the likelihood that someone will catch a contagious yawn is dependent on a number of factors, ... "But it makes sense.".

Psychopaths Might Be Immune to Contagious Yawning | Smart News


Aug 25, 2015 ... It has long been believed that “contagious yawning” is actually a .... It makes sense that a person who feels close to another, like a family ...

You could be a psychopath if you don't yawn, a study has found ...


Aug 15, 2015 ... ... have, the less chance they will be affected by 'contagious yawning' which ... Also, if a politician is photographed while tired, that makes them ...

Contagious yawns are a sign of empathy - Daily Mail


Aug 12, 2014 ... Biologists believe contagious yawns are caused by an involuntary .... Making a splash in the US: Prince Harry pictured screaming for joy on ...

What makes a yawn contagious? | MNN - Mother Nature Network


Oct 2, 2015 ... What makes that happen, not only when we see it from other humans but even other species? It is a phenomenon called contagious yawning ...

More Info

Why Are Yawns Contagious? | Mental Floss


Jun 11, 2015 ... Maybe contagious yawning is a smart evolutionary shortcut for readying the ... This Service in Mountain View is Making It Easy to Eat Healthier ...

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


This is the most interesting hypothesis behind contagious yawning that I've seen: Yawning cools your ... Jonathan Gouveia, Making molehills out of mountains.

Why Is Yawning Contagious? : Discovery News


Sep 15, 2010 ... ... Contagious? Find out Why Is Yawning Contagious in this article. ... Even reading about yawning can make you do it. Now, a new study offers ...