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 ...

Researchers from Leiden University, University of York, University of Barcelona/IQTCUB/ICREA and The Francis Crick Institute ...

The 2025-26 flu season has been brutal, so far. At least 19 million Americans have had it, and it's not over yet. Flu season typically runs through May, so there’s still a good chance of getting the ...

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 the last week of 2025, surpassing rates of the ...

Americans are being urged to be extra vigilant this winter, as a suite of influenza A mutations has created a dominant virus strain that's spreading more rapidly and evading our natural and ...

A study published in the journal Cell provides the clearest evidence to date that people infected with influenza actively expel infectious virus into the air and that the amount released varies ...

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 ...

A microscopic sleight of hand is employed by the influenza virus: a discreet strategy that allows it to deceive the cells it infects. To manufacture its own molecules without being detected, ...

U.S. flu cases are surging partially because of a new strain named "subclade K," that is not well covered by this year’s flu vaccine. Doctors still recommend getting the flu vaccine as it can reduce ...