helped by the flu vaccine as they could be. >> interesting. part of this, my understanding, is because a lot of children haven't been exposed to viruses the past couple of years. their immune system may be a little out of working order, i guess you could say. >> well, unfortunately, you have a large group of kids who haven't had as much exposure. so this generally is the worst and the very youngest of children. because there have been multiple years where fewer children have been exposed, they are all coming at us at once. we have had relatively low covid numbers over the past several months. and so rsv and influenza haven't had any competition. so they are really spiking. >> i want to ask about strep a. because it caught my attention as a parent how much it is rising and how concerning it is for kids. tell us how that is factoring