An unvaccinated child has been confirmed with measles, becoming the third case in the state. The child visited a Costco and a Walmart in eastern Iowa, along with one store at a major mall.

The FDA has approved Merck’s Enflonasia, a monoclonal antibody designed to prevent respiratory syncytial virus lower respiratory tract disease in newborns and infants. The approval is based on data ...

It’s given in a single dose to infants during their first virus season. RSV can cause severe infection of the lungs in ...