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	Podcast:		Stuff You Should Know
	Episode:		How Herd Immunity Works
	Category:		Society & Culture
	Duration:		01:02:46
	Publish Date:		2020-05-12 09:00:00
	Description:		Herd immunity is an epidemiological concept that if enough people are inoculated against a disease the rest of us won’t get it. It’s been useful in holding back diseases like polio and measles, but we have vaccines for them. We don’t have one for Covid-19. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.
	Total Play:		0