YawningThis topic has 0 replies, 1 voice, and was last updated 20 years, 3 months ago by Charles-S.Viewing 1 post (of 1 total)AuthorPosts December 18, 2004 at 12:00 am #3589 Charles-SParticipantWhy do we feel it necessary to yawn when we observe another person yawning?User Detail : Name : Charles-S, City : Trenton, State : NJ, Country : United States, AuthorPostsViewing 1 post (of 1 total)You must be logged in to reply to this topic.Log In Username: Password: Keep me signed in Log In Log In Username: Password: Keep me signed in Log In
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