When you see someone yawn, you’re probably pretty likely to follow suit. But what makes it so contagious?
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Sources:
http://time.com/4801522/is-yawning-contagious/
http://www.cell.com/current-biology/fulltext/S0960-9822(17)30966-1
https://www.livescience.com/60288-why-are-yawns-so-contagious.html
http://onlinelibrary.wiley.com/doi/10.1111/j.1467-8624.2010.01495.x/abstract
https://www.scientificamerican.com/article/yawning-not-contagious-for-children-with-autism/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0091773
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3736493/
https://www.ncbi.nlm.nih.gov/pubmed/15670705?dopt=Abstract https://www.ncbi.nlm.nih.gov/pubmed/22772979
https://www.psychologytoday.com/blog/neurologic/201601/why-is-yawning-contagious
https://www.britannica.com/science/mirror-neuron
http://www.cogsci.ucsd.edu/~ajyu/Teaching/Cogs1_sp11/Readings/pineda.pdf
https://link.springer.com/article/10.3758%2FCABN.9.3.335
https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3510904/
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0018283
http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0028472
http://www.sciencedirect.com/science/article/pii/S1053811904006287
Image Sources:
https://commons.wikimedia.org/wiki/Category:Transcranial_magnetic_stimulation#/media/File:Neuro-ms.png
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