Authorities in Sweden have recommended a fourth COVID-19 vaccine dose to people over age 80 and those living in nursing homes or getting home care.

The COVID-19 booster drive in the U.S. is losing steam, worrying health experts who have pleaded with Americans to get an extra shot to shore up their protection against the highly contagious omicron variant.

Pfizer says a booster dose of its COVID-19 vaccine appears to offer important protection against the new omicron variant.

COVID-19 boosters use the same recipe as the original vaccines, and weren't tweaked since they still work well against the delta and other variants.

The Florida Department of Health is hosting two free COVID-19 vaccination events at middle schools across Lake County.

Johnson & Johnson has asked U.S. regulators to allow booster shots of its COVID-19 vaccine as the U.S. government moves toward shoring up protection in more vaccinated Americans.

Pfizer has submitted research to the U.S. Food and Drug Administration on the effectiveness of its COVID-19 vaccine in children but the shots may not be available until November.

President Joe Biden is set to receive his COVID-19 booster shot.

Publix follows CVS, Winn-Dixie, Walgreens and Sam’s Club in offering third doses of the COVID-19 vaccine in-store.

The Centers for Disease Control and Prevention has endorsed COVID-19 booster shots for millions of older or otherwise vulnerable Americans.

U.S. government advisers will debate Friday if there’s enough proof that a booster dose of Pfizer’s COVID-19 vaccine is safe and effective.

A leading scientist behind the AstraZeneca COVID-19 vaccine says booster shots may be unnecessary for many people.

COVID-19 booster shots may be coming for at least some Americans but there's still important science to be worked out about who really needs them and when.

The head of the World Health Organization has called for a two-month moratorium on administering booster shots of COVID-19 vaccines as a means of reducing global vaccine inequality and preventing the emergence of new coronavirus variants.

U.S. health officials plan to offer COVID-19 booster shots to vaccinated Americans to shore up their protection amid the surging delta variant and evidence that the vaccines’ effectiveness is declining.

Israeli health authorities began administering coronavirus booster shots Friday to people over 60 who’ve already received both does of a vaccine, in a bid to combat a recent spike in cases.