Something that I think is worth explaining: The term "herd immunity" has a few different meanings, all of which are quite precise. This is an important pointpic.twitter.com/PBnK4J6ntD
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If someone uses the term "herd immunity" to describe an actual strategy or outcome from COVID-19, it's worth digging in to EXACTLY what they mean by that term, because often it's very much not what you'd imagine
And if you're interested in reading more, this article is a great place to start:https://academic.oup.com/cid/article/52/7/911/299077 …
Also, I made an error in the second tweet - in a strict mathematical sense, herd immunity is having sufficient people IMMUNE to the disease in a population. Infection does not always confer immunity, and you can be immune without infection (vaccines!)
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