The Coronavirus Has Always Been Mutating, So Why Are We Seeing These Variants Emerge Now?
There is a lot of concern about the coronavirus variants floating around, especially as we are making a hard push to get as many people vaccinated as we can. One of the big questions with all of this is why are these different strains emerging now? One answer to this is time. The virus has always been mutating since the beginning and these variants can be a response to increasing herd immunity, response to treatments, and evolutionary changes due to the time it has been circulating. Brian Resnick, senior science reporter at Vox, joins us for more on the Covid variants.
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