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 ...

Results from early stage trials of Johnson & Johnson’s COVID-19 vaccine are promising, showing the one-dose vaccine generates an immune response in nearly all volunteers, with minimal side effects.

The FDA confirms the Johnson & Johnson coronavirus vaccine is safe and effective. The single-dose vaccine could receive emergency approval as early as Friday. If authorized, the Biden administration ...

Looking to get a COVID-19 vaccine booster for yourself or your child this fall? It may be a bit more complicated than just making an appointment. In August, the U.S. Food and Drug Administration ...