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mRNA technology powers a better flu shot and what's behind those restless legs
The shot showed broader protection across age groups and strains, while the FDA is set to rule on approval by Aug. 5.
An experimental mRNA flu vaccine cuts confirmed illness by about 27 percent compared to standard-dose shots, with The Food and Drug Administration expecting to decide on approval by August 5th.
The same mRNA technology behind COVID-19 vaccines powers this flu shot development, potentially transforming annual immunization strategies.
Protection holds across age groups, strains, and underlying health conditions, with particular benefit for adults 65 and older who face the greatest risk from flu complications.
Side effects are slightly more common than standard shots, including injection site pain and fatigue, though most reactions are mild and short-lived.
Researchers expect this advancement to reshape preventive care if approved, positioning mRNA technology as a cornerstone of next-generation vaccine development.