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	Podcast:		BrainStuff
	Episode:		What makes your knuckles pop?
	Category:		Science & Medicine
	Duration:		00:04:10
	Publish Date:		2014-02-26 19:26:20
	Description:		Learn more about the anatomy (and chemistry) behind that popping sound your knuckles make when you crack them in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.
	Total Play:		0