A highly contagious flu mutation called subclade K is sweeping the nation, raising health concerns about vaccine ...

It is not yet clear whether the new H3N2 Flu A subclade K subvariant will reduce the efficacy of the flu vaccine this season.

The Maryland Department of Agriculture announced Dec. 20, a presumptive positive case of H5 avian influenza in a commercial ...

State officials confirm a second bird flu case on a Queen Anne’s County farm. Risk to people remains low and poultry is safe ...

At least 14 states and Washington, DC, are seeing high and very high levels of flu, mainly caused by a surprise new influenza ...

A new strain called H3N2 subclade K has emerged, raising concerns that the body may not be able to fight it off as well.

Flu cases are soaring in New York and picking up in other parts of the country. Experts worry it will be another bad season. COVID and RSV have been less of a problem, but they're also on the rise.

This flu season has been relatively mild so far but medical experts expect it to intensify in the coming weeks due to a new strain that emerged after the current vaccine’s production — though that ...

Preliminary testing has confirmed a positive case of H5 avian influenza in a commercial broiler farm in Queen Anne's County, ...

Onset, intensity, severity and duration of influenza seasons vary each year and are driven by factors such as temperature, rainfall, humidity, circulating virus types/subtypes, population immunity ...

Doctors are warning about a new strain of the flu that could start showing up in North Texas. It's called H3N1, and it can not only cause more severe illness in older adults, but it's also proving to ...

‘Tis the season for sniffles, sneezes, tissues and croup, apparently. The Baltimore Sun spoke with Dr Aaron Milstone, pediatric infectious disease specialist at Johns Hopkins Children’s Center, for ...