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

The California Department of Public Health told SFGATE “elevated rates” of flu hospitalizations also have been reported ...

Influenza A virus particles strategically adapt their shape -- to become either spheres or larger filaments -- to favor their ability to infect cells depending on environmental conditions, according ...

But on an individual level, influenza B infections have the potential to become just as severe. When it comes to type A versus type B flu, the timing isn't always predictable, Liu says.

An analysis of individuals with laboratory-confirmed highly pathogenic A(H5N1) virus infections in the United States reveals conjunctivitis as the primary symptom affecting those exposed to ...

A nationwide surge in flu, COVID-19, RSV and norovirus infections is fueling concerns ... There were also 16 deaths related to influenza, bringing the total to 47 deaths this season, according ...

Avian influenza, also known as bird flu, is a viral infection that primarily affects birds but can occasionally infect humans. In recent years, the threat of avian influenza has garnered attention ...

Influenza A virus particles strategically adapt their shape—to become either spheres or larger filaments—to favor their ...