How Long Does Immunity From the COVID Vaccines Last?

If you’re fully vaccinated against COVID-19, you’ve probably breathed a sigh of relief. But how long can you expect that feeling to last? The CDC has yet to hazard a guess as to the durability of post-vaccine immunity on their website, but a few studies have given us some clues.

And so far, it’s mostly good news. A letter from a vaccine research group to the New England Journal of Medicine in April (you can think of these letters like mini studies) found that people still had strong protection six months after receiving...