That’s what I read, too. Originally, they thought the combined herd would
Need to be around 70% for the virus to not be able to find a home but the delta variant which is more contagious would require a herd of around 90%.
The big unknown is how big is the size of the herd from natural immunity. I guess that is anybody guess & the cdc doesn’t tract it.
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In response to this post by HokieHigh)
Posted: 08/12/2021 at 5:44PM