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 ...

Flu is rising rapidly across the U.S., driven by a new variant of the virus. The Centers for Disease Control and Prevention ...

Georgia flu activity reaches "very high" levels as a new H3N2 variant, subclade K, drives up hospitalizations and demand for ...

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

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

The flu is spreading rapidly across the country, including in Northeast Ohio. Health officials warn that a new strain of ...

A new flu strain is spreading rapidly across the U.S., driving a surge in cases and hospitalizations.

Hospitals in the Bay Area are reporting more "influenza-like illness," pointing to a mutation in the strain. Medical experts ...

Johnson & Johnson said Thursday that new data shows that its single-shot COVID-19 vaccine provides protection against the virus for at least eight months and effectively prevents infection from ...