1. Mar 15, 2007 #1

   Fly_High

   

   Why does yawning seem to be contagious?

    

   Fly_High, Mar 15, 2007
2. 
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3. Mar 16, 2007 #2

   jim mcnamara

   

   Staff: Mentor

   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

   jim mcnamara, Mar 16, 2007

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