Learn how long immunity lasts after COVID-19 vaccination or infection. Explore the latest research on SARS-CoV-2 protection and the role of booster shots.
All posts tagged: Immunity
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New and Emerging Variants of COVID-19 in 2025
Stay informed about the latest COVID-19 variants, including XEC, KP.3.1.1, and JN.1. Learn how they differ from earlier strains in terms of transmissibility, immune evasion, and clinical severity, and understand their implications for public health measures.