Date:   9/13/2012 2:12:49 PM ( 12 y ago)
Hits:   3,046
URL:   https://www.curezone.org/forums/fm.asp?i=1984913

Hey everybody!
What does yawning mean? Every time I am sitting in my classroom, all of a sudden I have to yawn continuosly. I dont no where it comes from, it has nothing to do with lack of sleep e.g. Or is it the sitting down for two hours?
Is there a link between stress and yawning?

;) Thanks!!!
 

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