Now that the federal government is recommending that many COVID-vaccinated Americans receive booster shots starting this fall, it’s important to know what a “booster” is and how it differs from a ...

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 ...

LOS ANGELES - The U.S. Food and Drug Administration has authorized an additional COVID-19 booster vaccine for people who have compromised immune systems as the highly contagious delta variant ...

SAN FRANCISCO (KGO) -- As Pfizer boosters are becoming available for people 65 years old and older or those with underlying health conditions, we are getting reports of Bay Area residents who are ...

NEW YORK -- In the next month, millions of Americans will get ready to roll up their sleeves for a third dose of the COVID-19 vaccine. But when it comes to booster shots, it's not as simple as "more ...

SAN FRANCISCO (KGO) -- Israel began vaccinating adults considered at risk or immunosuppressed with a third shot, or booster shot, of the Pfizer vaccine on Monday. ABC7 News Reporter Luz Pena ...

More Americans will soon be able to get a COVID-19 booster shot. A booster is currently available for people who received the Pfizer vaccine at least six months ago. Recipients of the booster must be ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. WASHINGTON (Nexstar) — A U.S. Food and Drug ...

CVS Pharmacy and Walgreens are both now administering COVID-19 booster shots, but only for those with weakened immune systems. It comes after the Food and Drug Administration ruled that transplant ...

Pfizer Inc. and BioNTech SE have announced that initial lab studies show a third dose of their Covid-19 vaccine neutralizes the Omicron variant. These results come as great news amid fears of a new ...