The vote follows a day-long meeting discussing evidence around potentially waning immunity from Pfizer's first two shots in the face of the Delta variant.
FDA advisers endorse Pfizer booster shots for some Americans: What to know
An FDA panel voted to recommend Pfizer's COVID-19 booster shots for people who are 65 and older or considered high risk. The panel had initially rejected Pfizer's request for full approval of a third vaccine dose. Here's what you need to know.