TOKYO -- A number of schools across Japan have been closed due to mass infections of seasonal influenza. The unseasonal outbreaks are thought to have been caused by the recategorization of COVID-19 as a "category 5" disease under the Infectious Disease Control Law, along with the relaxation of infection control measures.
Health Care
Unseasonal flu epidemic hits Japan amid lower immunity after COVID
School closures pick up across country after disease spreads at festivals
Image of influenza A-type virus. (Courtesy of Japan's National Institute of Infectious diseases)
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