The winter flu season features two types of influenza. Here's what you need to know about them and how they differ.

Influenza is a highly contagious viral infection that affects the respiratory system. Although often dismissed as a seasonal ...

It's flu season, but not all influenza is the same. If you're feeling sick, it helps to know the difference between flu A and ...

It's flu season right now, and the U.S. is in the midst of a wave that's straining hospitals. But not all influenza is the ...

British Columbia is seeing "peaking influenza activity" even as other respiratory illnesses such as RSV and COVID-19 are in ...

There have been 16 influenza-associated deaths in Montana since the start of last fall and seven COVID-associated deaths in ...

While we often refer to it as "the flu," the influenza virus has several strains. Here's what to know about the two most ...

Maybe you've been in a room recently with someone who's coughing, but they say "I promise it's not COVID." While it's important to still be cautious about COVID-19, there are other viral ...

While we often refer to it as "the flu," the influenza virus has several strains, with flu A and flu B considered the most common and the most severe.

But on an individual level, influenza B infections have the potential to ... But, in general, "during the respiratory (virus) season, we tend to see A coming up earlier," Ray explains, "and ...