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	Podcast:		BrainStuff
	Episode:		How Does Yawning Work?
	Category:		Science & Medicine
	Duration:		00:04:32
	Publish Date:		2013-11-27 18:08:52
	Description:		Just hearing about yawning can make you yawn, and no one is sure why. Learn more about yawns and yawning in this HowStuffWorks podcast. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.
	Total Play:		0