Friday Fun


Did you know that we yawn, not because we’re sleepy or bored or need more oxygen, but in order to be cool? More precisely, in order to cool our brains.

This video is really interesting, but I yawned all the way through it.

1 Comment For This Post

  1. Sam
    May 30th, 2012 | 9:09 pm

    Personal Injury Lawyer Dallas has the all the yawning I need.

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