CAMBRIDGE, Mass. - Moderna’s COVID-19 vaccine remained 93% effective against symptomatic illness six months after the second dose, but amid the ongoing spread of the highly contagious delta variant, ...

Health officials say the need for the pneumonia vaccine now depends on age, medical conditions and which vaccine you’ve ...

Health experts are reinforcing the point that full vaccination remains highly effective against severe illness and death caused by COVID-19 as federal regulators consider the possibility of ...

When should I get my next COVID booster shot? Health experts say the best time to get a COVID booster shot is in the early fall, with mid-September through October offering the strongest protection.

The Centers for Disease Control and Prevention is issuing new advice for people who are immunocompromised. The health organization said people who've had the MRNA vaccines should look to get a fourth ...

Most Americans are asking the same questions, "When Should I Get My Covid booster?", “Can I still get a Covid booster?” The answer, unfortunately, isn’t simple. For some, the shot may be easy to ...