This video summarizes the power of yawning as a contagious act. There is much scientific data from numerous studies and speculation from around the world. Nonetheless, one thing is clear: it is an action with a bit of mystique and multiple causes. Enjoy the video! Visit the Yawning page here at OYea2.com
http://oyea2.com/the-story-behind-yawning/?utm_source=rss&utm_medium=rss&utm_campaign=the-story-behind-yawning
No comments:
Post a Comment