In new data released by the Food and Drug Administration on Wednesday, Pfizer said vaccine booster shots would restore protection against COVID-19 to up to 95% in real-world settings, CNBC and ABC ...

SAN FRANCISCO -- Moderna announced people may need a second booster to increase protection. But is a fourth shot the right approach? ABC7 News reporter Luz Pena from San Francisco spoke to multiple ...

The drugmaker Pfizer recently announced that vaccinated people are likely to need a booster shot to be effectively protected against new variants of covid-19 and that the company would apply for Food ...

WASHINGTON -- People with certain health conditions that make them moderately or severely immunocompromised may get a fourth mRNA COVID-19 shot, according to updated guidelines from the US Centers for ...

Discussions around whether a COVID-19 vaccine booster is necessary can have seemingly conflicting information. “It’s complicated. This is not just a simple equation,” Dr. Michelle Barron, senior ...

The likelihood of a COVID-19 booster shot is becoming more confirmed and now Pfizer and Moderna may have a timeline for when people will need it. "When the level of protection starts to dwindle down, ...

Facing yet another COVID-19 variant, this one said to be faster and stealthier than those before it, health officials say the calculus has changed and are urging booster shots even more strongly to ...

NEW YORK — The world’s leading COVID-19 vaccines may offer lasting protection that diminishes the need for frequent booster shots. That’s according to scientists, who are finding clues in how the body ...