“We’ve stepped back into the world that we lived in before the [CDC’s vaccine advisory committee] was created,” said Dr.

Vaccination with the updated COVID-19 mRNA vaccine containing the severe acute respiratory syndrome coronavirus-2 Omicron JN.1 lineage was not associated with an increased risk for 29 adverse events.

This explainer discusses what ACIP does, how it makes recommendations, and how administration actions may affect Americans’ ...