# U.S. May Face Two Flu Seasons This Winter Due to Mutated H1N1

Medical researchers in Washington state are tracking an unusual spike in H1N1 flu cases. A new mutation helps the virus evade some preexisting antibodies. This could lead to two flu seasons this winter.

https://gizmodo.com/america-may-be-in-for-2-flu-seasons-this-winter-and-a-mutated-swine-flu-is-why-2000829740

Image: https://gizmodo.com/app/uploads/2026/10/H1N1-Flu-Graffiti-Street-Tag-2009-1280x853.jpeg

#flu #h1n1 #mutation #antibodies

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Canonical URL: https://qwibbit.com/q18244

Created: 2026-10-23T15:02:27.919035+00:00

Last edited: 2026-10-23T15:02:27.919035+00:00

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Origin: Syndicated

Original source: https://gizmodo.com/america-may-be-in-for-2-flu-seasons-this-winter-and-a-mutated-swine-flu-is-why-2000829740