Why Do We Yawn

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=I0dQx4SNSwE

What makes yawning so contagious? • Watch the 'Yawn-O-Meter': http://bit.ly/1qwFDrx • SUBSCRIBE: http://bit.ly/10kWnZ7 • Instagram and Twitter: @whalewatchmeplz and @mitchellmoffit • Clickable: http://bit.ly/16F1jeC and http://bit.ly/15J7ube • Facebook: http://on.fb.me/1fjWszw • Twitter: http://bit.ly/1d84R71 • Tumblr: http://bit.ly/1amIPjF • Vine: Search AsapSCIENCE on vine! • Written and created by Mitchell Moffit (twitter @mitchellmoffit) and Gregory Brown (twitter @whalewatchmeplz). • Further Reading -- • Yawning as a Brain Cooling Mechanism: • http://www.albany.edu/news/pdf_files/... • Chimpanzees and contagious yawning: • http://www.ncbi.nlm.nih.gov/pmc/artic... • Familiarity-connected or stress-based contagious yawning in domestic dogs: • http://www.ncbi.nlm.nih.gov/pubmed/23... • Contagious yawning, social cognition, and arousal: an investigation of the processes underlying shelter dogs' responses to human yawns: • http://www.ncbi.nlm.nih.gov/pubmed/23... • • The thermoregulatory theory of yawning: • http://www.ncbi.nlm.nih.gov/pubmed/23... • Male yawning is more contagious than female yawning among chimpanzees: • http://www.ncbi.nlm.nih.gov/pubmed/22... • Mirror neuron activity during contagious yawning--an fMRI study: • http://www.ncbi.nlm.nih.gov/pubmed/22... • Thermoregulatory theory of yawning: • http://www.ncbi.nlm.nih.gov/pmc/artic...

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