All over the country, pediatric hospitals are packed to the gills. Although soaring rates of several cold viruses are to blame, one baddie in particular is responsible for much of the mayhem: respiratory syncytial virus, otherwise known as RSV. RSV generally causes cold symptoms but can also lead to severe lung inflammation or infection in very young and very old people. And it’s started off cold season with a bang: As of October 22, babies under a year old were being hospitalized at rates six times higher than they were at the same point in 2019, and the overall hospitalization rate was seven times higher for people of all ages. View More