right now, though, he's seeing lots of kids coming in with bronchialites, an infection in the lungs that typically affects babies age 2 and under. >> the illness lasts usually up to about two weeks. it's cough, a little bit of wheezing, maybe some trouble breathing, runny nose, fever. >> reporter: he said he's seeing 15 cases of bronchialites a day in the pediatric e.r. in adults, doctors are seeing respiratory viruses that are leaving people coughing for weeks. >> there are viruses out there, especially adults can get them, the slow viruses that can last three, four weeks. again, there are no antibiotics for it. there's nothing to really do to stop it. there's no silver bullet. >> reporter: that means both children and adults who are sick with these viruses simply need to ride them out. lots of sleep and over-the-counter medications if needed is the best prescription. >> i get lost of rest, drink plenty of fluids and stay home. >> reporter: doreen genzler, news4. >> doreen reminds us one of the most important things you can do is wash your hands and keep your hands out of your face. >>>