A mutated strain of influenza A, H3N2 subclade K, is surging worldwide, sparking concern about a severe flu season in the U.S. Here's what to symptoms to look out for.

Flu season is not over yet, experts warn. Is there a second wave coming? Here's how to protect yourself as influenza keeps spreading.

SCIENTISTS have discovered a new bat virus that they fear is already spreading in humans. The infection was spotted in people ...

Add Yahoo as a preferred source to see more of our stories on Google. The new flu variant, H3N2 subclade K, is a mutation of the common flu A subtype, which is often the flu "going around" come late ...

One of Australia’s closest neighbours has tightened its airport screening procedures after a deadly virus with a fatality rate of up to 75 per cent was detected in India.

(THE CONVERSATION) After a sharp uptick in flu cases in mid-December 2025, flu activity across the U.S. and Canada remains high. Although cases are trending downward in Canada as of Jan. 9, 2026, the ...

A rapidly spreading flu strain known as subclade K is dominant in the U.S., but there is no evidence it causes more severe illness. Experts say the term "super flu" is inaccurate as the strain does ...

This article originally appeared on Politifact. Over the holidays, U.S. flu cases skyrocketed. Weekly hospitalizations from the virus went from under 7,000 at the start of December to over 33,000 by ...