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 ...

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

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

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

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

A variant of influenza A, H3N2, is spreading across the U.S., with low vaccination rates contributing to infection rates.

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

A new strain of the flu is making its way across the country and Oklahoma, reported to have 'high' activity levels.

Cases of influenza in the United States are rising, driven by a new strain that public health officials worry current vaccines may not protect against as effectively.

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