What happens in our body when we encounter and fight off a virus like the flu, SARS-CoV-2 or RSV?

by

Respiratory viruses like influenza virus (flu), SARS-CoV-2 (which causes COVID) and respiratory syncytial virus (RSV) can make us sick by infecting our respiratory system, including the nose, upper airways and lungs.

Leave A Comment

Your email address will not be published. Required fields are marked *