Flu cases and hospitalizations are surging, already breaking last season's records. Here's where activity is highest, what ...

The CDC estimated there have been at least 7.5 million illnesses in the U.S., 81,000 hospitalizations and 3,100 deaths from ...

Subclade K, which is circulating in Arizona, has been dubbed a 'super flu' but some experts say that's not an accurate ...

Much of the country is facing record flu cases thanks to a new strain of the virus. And the "subclade K" variant is likely ...

One week into 2026, the U.S. is ringing in the new year with a surge in Flu cases across the nation due to a new variant.

A variant of influenza A, H3N2, is spreading across the U.S., with low vaccination rates contributing to infection rates. Here's what we know.

A particularly infectious subvariant of influenza is keeping emergency room numbers high and causing especially severe ...

Cases in Arizona aren't as high as other states, but health experts are reporting a steady stream of patients testing ...

A new flu strain has been detected, with the variant dubbed influenza A subclade K. How severe is the strain and does the ...

A new flu variant fueling a fast-paced rise in cases across the state has brought with it some symptoms unlike those many ...

The newest strain, Subclade K, is a mutation of influenza A. While current data from the World Health Organization does not ...

As flu cases rise in San Diego and a new strain emerges, health officials urge vaccinations. Is the vaccine the shield we ...