Science
Forget herd immunity… does immunity last at all? – Coronacast – ABC News
There are several strategies when trying to control coronavirus – ranging from hard suppression to herd immunity. The idea behind herd immunity is to let the virus…

There are several strategies when trying to control coronavirus – ranging from hard suppression to herd immunity.
The idea behind herd immunity is to let the virus spread through a population in manageable numbers with the hope that when enough recover, it won’t have anywhere else to go.
But that relies on humans remaining immune.
Today: why a recent yet-to-be-peer-reviewed study has thrown more doubt on the herd immunity theory.
Also on this show:
* What’s the latest with the Russian vaccine?
*…
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