A novel influenza variant called subclade K appears to be driving an uptick in cases and hospitalizations throughout the U.S.

Scientists have warned H5N1 bird flu could make a dangerous leap to humans, triggering a global health crisis.

The number of flu patients in hospital in England has risen by 18%, following a 55% increase the week before. Other UK-wide ...

With Christmas just a week away, doctors are warning about the so-called "tripledemic" surging across New York. According to ...

Known as subclade K, a new, mutated flu strain that has dominated in Europe and Asia is now rapidly spreading across the US.

Flu season in America is underway with a new variant called subclade K, recent Centers for Disease Control and Prevention ...

Experts share tips to protect children and family members from the flu -- including the subclade K variant -- ahead of the ...

Tis the season for sniffling, coughing and calling out of work. Here's what to know about the pathogens circulating in the ...

DENVER — State health officials confirmed on Monday that a Denver metro area child is the first in the state to die from the ...

Last year’s flu season was the roughest in nearly a decade. “We generally don’t have two bad flu seasons back to back,” said ...

A Twin Cities metro area school shifted to e-learning after a flu outbreak impacted nearly a quarter of its students. A ...

Flu cases have fallen across Scotland, dropping by 20% in the week to 14 December, official health figures show.