VIRAL ILLNESS Norovirus causes up to 21 million illnesses in the U.S. every year. Here’s what to know about the contagious disease that hand sanitizer can’t kill Measles cases are mounting in the US as the UK declares a ‘national incident’ over the disease. What parents need to know to keep their kids safe pneumonia is the no. 1 cause of hospital admission in kids and adults. watch for these signs and symptoms What is ‘white lung’ pneumonia, and why is it reportedly on the rise in kids? What parents need to know