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 ...

NEW YORK CITY (WABC) -- With the holiday season in fast approaching, it seems the only thing that's moving faster is the positivity rate for COVID cases -- and that will mean some decision making, ...

Neutralizing antibody levels rose 37-fold one month after the booster was given. Moderna announced Monday that its COVID-19 vaccine booster increases antibody levels against the omicron variant within ...

The U.S. on Wednesday authorized its first update to COVID-19 vaccines, booster doses that target today's most common omicron strain. Shots could begin within days. The move by the Food and Drug ...

On Monday, the U.K. became the first country to approve a bivalent vaccine booster shot for adults, which would target both the original COVID virus and the Omicron variant. This vaccine, which is ...

WASHINGTON -- Moderna submitted its application to the U.S. Food and Drug Administration for emergency use authorization of its updated COVID-19 vaccine booster for use in people age 18 and older, the ...

Scientists say the vaccines that use genetic technology can be easily tweaked. Vaccine makers say they are in the midst of testing their shots' effectiveness against the newly discovered omicron ...

U.S. health officials are on high alert and looking for any cases of the new omicron variant. Questions are also being raised if this new variant will overtake delta. Dr. Otto Yang, a leading ...