Tens of thousands of Americans die from influenza every year, and older adults are among the most vulnerable. There are various types of flu vaccines already available in the U.S., including three specifically recommended for people 65 and older. But vaccines made with the Nobel Prize-winning mRNA technology are faster to manufacture than other types — something experts say might help if the shape-shifting flu virus mutates in a way that requires suddenly brewing new doses to match.
"Having this technology available puts us in a better position to be prepared for emerging strains in the future," said Dr. Flor Munoz-Rivas of Texas Children's Hospital, one of FDA's advisers...
