Epidemic
A mutation of the influenza A virus, known as the H3N2 K subclade, has led to increased hospitalizations in Europe and the United States, though no more severe cases are reported. In Latin America, including Mexico, preventive surveillance is in place without this variant predominating. Authorities recommend vaccination for vulnerable groups amid the risk of spread.
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Spain's Health Ministry and autonomous communities have agreed on a common surveillance and action plan for winter respiratory infections, including flu, RSV, and coronavirus. The document recommends mask use for people with symptoms and in health centers during epidemics, while promoting telework for mild cases. The plan outlines four risk scenarios with escalating measures.