But the most important difference between the two is that type A viruses can cause pandemics because of how often and quickly ...

Is it flu A or flu B, and how long is it contagious? Here's what to know about the flu virus running rampant in New Jersey, ...

That’s why infectious disease experts are telling people to run, not walk, to get this season’s flu shot if they haven’t yet.

The CDC estimated there have been at least 7.5 million illnesses in the U.S., 81,000 hospitalizations and 3,100 deaths from ...

As we get deeper into flu season, a new type of the influenza virus has been identified, the Centers for Disease Control and ...

A new aggressive form of influenza, dubbed the "super flu," is currently responsible for 90% of influenza cases across the ...

Is it flu A or flu B, and how long is it contagious? Here's what to know about the flu virus running rampant in Michigan.

The CDC says Texas flu is at "very high" levels, as the flu vaccine has been less effective against H3N2 subclade K.