How we tracked Covid updates

To help answer common vaccine questions, we consulted Dr. Stanley Perlman, a professor at the University of Iowa’s Carver ...
ABC15 Arizona

Pfizer says 3rd dose of its vaccine can 'strongly' boost protection against delta variant

NEW YORK, N.Y. — Pfizer announced Wednesday that data shows a third dose of its COVID-19 vaccine can “strongly” boost protection against the highly transmissible delta variant. The pharmaceutical and ...
ABC 7 Chicago

New Pfizer data suggests 3rd COVID vaccine dose 'strongly' boosts protection against delta variant

A third dose of the Pfizer/BioNTech COVID-19 vaccine can "strongly" boost protection against the delta variant -- beyond the protection afforded by the standard two doses, suggests new data released ...
The Journal Times

Pfizer to seek OK for 3rd vaccine dose; shots still protect against delta variant

Pfizer is about to seek U.S. authorization for a third dose of its COVID-19 vaccine, saying Thursday that another shot within 12 months could dramatically boost immunity and maybe help ward off the ...