# New mRNA flu vaccine for adults over 50 is 'more effective,' UW Medicine says

> **Open Intelligence Dossier** · First detected: 2026-09-29 00:40 UTC · Category: Health

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*Canonical Source: https://pulse.byoviral.com/trend/2026-09-29/new-mrna-flu-vaccine-for-adults-over-50-is-more-effective-uw-medicine-says*