Doctors and scientists say this year's influenza season could be tougher than usual, with a new version of the flu virus, ...

Tis the season for getting sick. Here's what to know about the pathogens circulating in the U.S. this December and how to ...

Doctors say that so far, kids are hit hardest with the flu. The flu shot is helping keep them out of the hospital.

Is it still flu season? Health experts explain whether a second flu shot is recommended and who may benefit as flu activity ...

Flu cases are slowly rising in Illinois in the lead-up to holiday gatherings this week, so what should you know before you ...

The super flu strain is called subclade K. Early sampling of flu cases show that 90% of influenza A viruses were positive for ...

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

The dominant strain of the flu virus circulating this season is H3N2 subclade K, reports Dani Blum, who covers health. H3N2 ...

NORFOLK, Va. — This flu season has been relatively mild so far but medical experts expect it to intensify in the coming weeks ...

Flu activity in Massachusetts has officially reached high levels, and doctors at pediatric emergency departments are seeing a ...

The CDC estimates that there have been at least 4.6 million illnesses, 49,000 hospitalizations, and 1,900 deaths from flu ...

Health professionals are urging those eligible for a a flu jab to get one, as cases are rising among children and young ...