A Shot in the Arm for Public Health The FDA's approval of Moderna's mRNA flu vaccine is a major breakthrough, but it's about more than just the technology itself.
It's also a long overdue recognition that the current flu vaccine system is woefully inadequate. For decades, we've relied on an 80 year old method that has struggled to keep pace with the evolving flu virus.
The traditional flu vaccine has always been hampered by its inability to adapt quickly enough to the rapid mutation rate of the virus.