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How quickly does COVID immunity fade? What scientists know

Vaccination, infection with SARS-CoV-2 and a combination of both provide varying degrees of protection.
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  1. Cassandra Willyard

    1. Cassandra Willyard is a science journalist in Madison, Wisconsin.

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Three years into the pandemic, the immune systems of the vast majority of humans have learnt to recognize SARS-CoV-2 through vaccination, infection or, in many cases, both. But just how quickly do these types of immunity fade?

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Nature 614, 395-396 (2023)

doi: https://doi.org/10.1038/d41586-023-00124-y

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