The Atlantic
A new variant of the coronavirus is spreading across the globe. It was first identified in the United Kingdom, where it is rapidly spreading, and has been found in multiple countries. Viruses mutate all the time, often with no impact, but this one appears to be more transmissible than other variants—meaning it spreads more easily. Barely one day after officials announced that America’s first case of the variant had been found in the United States, in a Colorado man with no history of travel, an additional case was found in California.
There are still many unknowns, but much concern has focused on whether this new variant would throw off vaccine efficacy or cause more severe disease—with some degree of relief after an initial study indicated that it did not do either. And while we need more data to feel truly reassured, many scientists believe that this variant will not decrease vaccine efficacy much, if at all. Health officials have started emphasizing the lack of evidence for more severe disease.
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