However, depending on the context, I wonder if you have to worry about calling them anything at all besides their names. If ...

Is it possible to get the flu twice in the same season? Experts share who is more likely to get reinfected and how to stay safe during this severe flu season.

Flu A also has two subtypes that routinely circulate, H1N1 and H3N2. As for getting the flu twice in once season, Dr. Amesh Adalja, an infectious disease expert at Johns Hopkins Center for Health ...