A flu strain that emerged over the summer is causing “unprecedented” outbreaks in Japan, as well as in Canada and the U.K. The CDC hasn’t provided insights on flu in the U.S. in nearly two months.
A new H3N2 flu strain, which mutated after this year’s vaccine was formulated, is causing unprecedented early outbreaks in Canada, the UK, and Japan, leading to surging cases and hospital pressure. While its mismatch with the vaccine may reduce effectiveness, the shot still lowers the risk of severe illness. In the US, a government shutdown has halted detailed national flu data, crippling public health monitoring and raising concerns. Experts continue to recommend vaccination to mitigate serious outcomes.
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