Web Results

Yawn

en.wikipedia.org/wiki/Yawn

A yawn is a reflex consisting of the simultaneous inhalation of air and the stretching of the ... Therefore, the "contagious" yawn could be an instinctual reaction to a signal from one mem...

Why Are Yawns Contagious? | Mental Floss

mentalfloss.com/article/64654/why-are-yawns-contagious

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 ...

Does contagious yawning mean you're nice? | 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.

Psychopaths Might Be Immune to Contagious Yawning | Smart News

www.smithsonianmag.com/smart-news/pyschopaths-might-be-immune-contagious-yawning-180956386/

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

BBC NEWS | UK | Magazine | Why is yawning contagious?

news.bbc.co.uk/2/hi/uk_news/magazine/6270036.stm

Jul 5, 2007 ... Rather than being a precursor to sleep, yawning is designed to keep us awake, say US researchers. But why does seeing someone else yawn ...

Contagious yawning and psychopathy - ScienceDirect.com

www.sciencedirect.com/science/article/pii/S0191886915003645

Highlights. •. We exposed males and females assessed on a measure of psychopathic traits (PPI-R) to a contagious yawning paradigm. •. We used an ...

Psychopaths May Be Immune To Contagious Yawning

www.huffingtonpost.com/entry/psychopaths-contagious-yawning_us_55d1ff2de4b07addcb437067

Aug 17, 2015 ... Those who lack empathy don't seem to "catch" yawns like the rest of us do.

Why Is Yawning Contagious?

www.seeker.com/why-is-yawning-contagious-1765108386.html

Sep 15, 2010 ... Yawning when others yawn, the study suggests, is a sign of empathy and a form of social bonding. Kids don't develop this deeply rooted ...

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

www.dailymail.co.uk/news/article-3199335/You-psychopath-don-t-yawn-study-found.html

Aug 15, 2015 ... Scientists have found that the more psychopath characteristics people have, the less chance they will be affected by 'contagious yawning' ...

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 ...

Answer
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.
More Info

Why Is Yawning So Contagious? | Psychology Today

www.psychologytoday.com

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

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

www.quora.com

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

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

www.today.com

Jul 8, 2016 ... People high in psychopathic personality traits often don't "catch" the contagious yawn, a new study finds.