NewzRespiratory virus cases, specifically influenza, have doubled compared to the previous year following the return to school in Spain, according to the latest epidemiological report from the Instituto de Salud Carlos III (ISCIII).
Despite ongoing warm weather conditions, respiratory viruses have arrived earlier and with greater intensity than in 2025. Health authorities and experts note that while the total volume of infections may not ultimately be higher, the unusually early start of the transmission cycle remains unexplained.
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