Adams, who served as surgeon general during the first Trump administration, said Kennedy's assertions about the efficacy of mRNA vaccines are "simply not true."

Kennedy Jr.'s decision to cut federal funding for mRNA vaccine research is the latest in a series of moves that have the potential to crush future medical breakthroughs and accelerate a brain drain.Why it matters: America has historically led the world in scientific innovation — driving economic growth,

While anti-vaxxers are thrilled, experts warn that defunding mRNA development takes away our already-proven best weapon against future pandemics.