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

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

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 ...

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

Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It can range from mild ...

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 ...

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

Doctor visits for flu symptoms are at a 15-year high. Why is this flu season so bad? Doctors discuss flu trends, symptoms and ...

“Influenza A typically causes worse symptoms compared to influenza B, and patients are more likely to get hospitalized with ...

But what does it mean to have a flu A or flu B season? Do these types of flu have different symptoms? And does one cause more severe illness than the other? Experts have been studying influenza ...

“Influenza A typically causes worse symptoms compared to influenza B, and patients are more likely to get hospitalized with influenza A compared to influenza B,” said Dr. Donald ...