Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...
WASHINGTON (AP) - Flu is rising rapidly across the U.S., driven by a new variant of the virus — and cases are expected to keep growing with holiday travel. That variant, known as “subclade K,” led to ...
A particularly infectious subvariant of influenza is keeping emergency room numbers high and causing especially severe ...
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