It’s too soon to declare herd immunity against COVID-19. My blood helps explain why
Texas Gov. Greg Abbott caused a stir recently when he said his state was “very close” to achieving herd immunity against COVID-19, that much-discussed but often-misunderstood goal that we’ve all been anticipating for months. If so, other states would be even closer, to judge by the numbers who have been infected, vaccinated, or both.
