NEW BRUNSWICK, N.J. -- Booster doses of Johnson & Johnson's one-shot coronavirus vaccine generated a big spike in antibodies, the frontline immune system defenses against infection, the company ...

Johnson & Johnson said Tuesday that Phase 3 studies show that a booster shot of its COVID-19 vaccine increases protection against moderate cases of the virus to 94% in the U.S. Worldwide, J&J said ...

Johnson & Johnson said Wednesday that new data from early trials of a booster shot of its COVID-19 vaccine provides a "rapid and robust increase in spike-binding antibodies" that fight off the virus.

Caption: Dr. Rochelle Walensky, director of the Centers for Disease Control and Prevention, said she believed the 'greatest good' right now can be achieved by allowing some Americans who are ...

Do I need a booster if I got the Johnson & Johnson vaccine? Probably at some point, but health officials still are collecting the data needed to decide. With boosters being planned in the U.S. as ...

WASHINGTON, D.C. — A key advisory panel for the Food and Drug Administration (FDA) has endorsed the use of booster shots of Johnson & Johnson’s COVID-19 vaccine. The agency’s Vaccines and Related ...

The aim of booster shots is to top up immunity if it wanes. On Wednesday, Australia’s Therapeutic Goods Administration ...