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

A new flu variant known as subclade K is on the rise across the country. Although a spike in this particular strain of ...

A surge of influenza among school-aged kids is linked to the recent deaths of multiple Ontario children, prompting calls for ...

“The influenza vaccine is not the best vaccine we have. People can still get sick. What it does better is protect you against ...

The death toll and economic damage associated with flu highlight its role as one of the most harmful viruses in history.

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

A new version of the common flu is spreading globally, and health officials are monitoring this evolving strain of influenza ...

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

Following a national trend, 52 counties in Florida saw increasing cases of influenza A driven by a new mutation called subclade K.

Today's influenza vaccines primarily prevent infection in individuals, but new research led by the University of Michigan and ...

Every winter, as the air sharpens and scarves return to shoulders, an old visitor also makes a reappearance: the flu. It ...