How Herd Immunity Works
Episode 1 hr 2 min

How Herd Immunity Works

From Stuff You Should Know iHeartPodcasts
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.

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