Why does yawning seem to be contagious?
Mar 15, 2007 #1 Fly_High 23 0 Main Question or Discussion Point Why does yawning seem to be contagious?
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Mar 16, 2007 #2 jim mcnamara Mentor 3,794 2,134 Here is a simple answer - nobody knows. There were reasons postulated and then later pitched. http://www.yesmag.bc.ca/Questions/yawn.html [Broken] Last edited by a moderator: May 2, 2017
Here is a simple answer - nobody knows. There were reasons postulated and then later pitched. http://www.yesmag.bc.ca/Questions/yawn.html [Broken]