In summer 2025, the SARS-CoV-2 JN.1 sublineage became dominant with more resistant variants, such as XFG, LP.8.1, and NB.1.8.1. COVID-19 mRNA boosters were therefore updated for the 2025–2026 season ...
It has been almost six years since the World Health Organization declared COVID-19 a pandemic in 2020, and while it is no longer considered a public health emergency, it can still make more vulnerable ...
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