CNN.com - RSS Channel - HP HeroOpinion: The danger of a giant Covid belly flop

As more and more vaccinations are administered in the US, the Covid-19 story, which once was nothing more than a tale of enormous tragedy, now has a new plotline: how best to return to normal. A key element of this latter story arc is the poorly understood concept of "herd immunity."

April 09, 2021 at 05:00AM https://ift.tt/3s27KTk more and more vaccinations are administered in the US, the Covid-19 story, which once was nothing more than a tale of enormous tragedy, now has a new plotline: how best to return to normal. A key element of this latter story arc is the poorly understood concept of "herd immunity."