Learn more about seasonal flu, including where to get a flu vaccine and how to treat seasonal flu.
Subclade K (previously known as J.2.4.1) is gaining attention because it appears to be spreading much earlier in the flu ...
The Influenza A H3N2 virus subclade K represents a change in the basic structure of the influenza virus. One of the first ...
Respiratory viruses, including RSV, but are more typically active from October through March, according to state health ...
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