NEW YORK -- This holiday season held promise for Americans, many of whom spent Christmas 2020 in quarantine or away from loved ones due to a nasty winter COVID-19 surge. Yet in the last week or so, ...

In "sobering news," omicron can evade the protection initial vaccines give, but boosters increase efficacy and better protect against the newest variant of concern, Dr. Anthony Fauci said Sunday. The ...

The US Centers for Disease Control and Prevention strengthened recommendations for booster doses of coronavirus vaccine Monday, saying all adults should get boosted six months after the second dose of ...

(NEXSTAR) – Booster shots targeting the most common strains of the COVID-19 omicron variant are arriving at pharmacies across the country this week. The new round of booster shots marks the first time ...

Pfizer and BioNTech said Wednesday that initial lab tests show that the omicron variant partly escapes protection offered by the companies' two-dose regimen of their COVID-19 vaccine. However, those ...

A panel of experts recommended the inclusion of an Omicron component in future COVID-19 vaccine boosters in the United States. Public health officials suspect another surge in COVID-19 cases this fall ...

Pfizer and BioNTech released more human data Friday indicating the omicron BA.5 boosters perform better than the old Covid shots. Stream NBC 5 for free, 24/7, wherever you are. People older than 55 ...

Booster shots that use different technologies than the first two doses could improve vaccine-induced immune protection against the highly transmissible Omicron variant of the coronavirus, a new study ...

The Centers for Disease Control now says all adults "should" get a COVID-19 booster shot once they become eligible. The agency changed its previous guidance, which said some adults, who are considered ...