COVID-19 cases are rising in the US; Why does COVID spike in the summer and how to stay safe

COVID-19 cases are rising in about half of US states, signaling a summer wave driven by waning immunity and new variants like NB.1.8.1. The CDC notes a biannual pattern with peaks in summer and winter. While hospitalizations are lower, precautions like vaccination, masking, and ventilation are advised, especially for high-risk individuals, to mitigate the spread and potential long-term effects.

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