Respiratory viruses are rising in the northern hemisphere. Omicron’s JN.1 variant, with extra mutations, is spreading rapidly globally. Its impact on vaccine immunity is unclear, but severity isn’t reported to be higher. WHO advises precautions and vaccination amid the winter surge, emphasizing testing for symptoms.
Rising Respiratory Infections in the Northern HemisphereRespiratory viruses like flu, RSV, and childhood pneumonia are increasing in the northern hemisphere, alongside a surge in...
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