A. You might be suffering from influenza. Colds do not usually cause body aches. This year, the dominant influenza virus has ...

The latest data on respiratory illness in the United States shows that shoppers and merry-makers are spreading more than just holiday cheer: They’re also passing around germs. In many cases, it’s a ...

It may feel like you are surrounded by sniffles and coughs, but flu season activity is still low in many parts of the U.S.

Avian influenza viruses (AIVs) represent an evolving global threat to animal and human health, with outbreaks recurring across wild bird populations, ...

Onset, intensity, severity and duration of influenza seasons vary each year and are driven by factors such as temperature, ...

Finding that vampire bats along Peru’s coast carried H5N1 antibodies raises concerns that multiple bat species could become ...