One type mutates often and causes seasonal pandemics. The other one doesn't. Here's what else is different.

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 same. There are some notable differences between flu A and flu B strains. On ...

The United States is in the grip of an aggressive winter flu season, with the U.S. Centers for Disease Control and Prevention (CDC) having recently reported a surge in visits to doctors on a scale not ...

What’s the difference between influenza A and influenza B, and does it matter which you catch? By Knvul Sheikh Each fall and winter, the flu emerges as a formidable force, spreading through the ...

Influenza B causes seasonal flu and is highly contagious, similar to influenza A. Make sure you stay hydrated and get plenty of rest to help your body fight off influenza B. You can ask a doctor about ...

Flu cases are rising across Canada, but unlike previous years, influenza B is the driving force behind the jump. According to FluWatch, which reports confirmed influenza cases across Canada each week, ...