ELI5 Yawning - why is it contagious?
ELI5 Explain Like I'm 5: Bite sized answers to stuff you should know about - in a mini podcast
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Show Notes
Why do we feel the urge to yawn just by seeing or hearing someone else do it? Do animals yawn? Why do we yawn when bored or tired? Is the oxygen explanation a myth? Why does everything sound muffled when I yawn? Why do I tear up when I yawn?
... we explain like I'm five
Thank you to the r/explainlikeimfive community and in particular the following users whose questions and comments formed the basis of this discussion: rhapsodysparkles, stonefan, fireindeedhot, sleozz, leafmeb, greshirtbrownguy, duzzeno and fendrbud
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