The US Food and Drug Administration is pushing for you to get an annual Covid booster. The problem is, the data isn’t clear on whether you need one.
Covid isn’t going anywhere. In the US and many European countries, SARS-CoV-2 is still circulating at significant levels, with Covid settling into being a major, ongoing cause of illness. Boosters may protect against its worst effects, but these are shots in the dark: insurance against severe disease, but possibly not necessary. This is because we don’t know how long their protection against severe illness actually lasts.
It’s time we found out, but that means switching focus. At the level of basic biology, it means
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