The FDA approved the first mRNA flu vaccine for use in older adults. Here’s what to know

By Elise Haulund, CNN (CNN) — For older adults, the flu vaccine could look a little different this year. Last week, the US Food and Drug Administration approved the nation’s first mRNA-based flu vaccine for use in people 50 and older. The vaccine, developed by Moderna, builds off the mRNA technology used in many Covid-19