How do vaccines work? Here's what medical experts want you to know about safety and efficacy.

Health and Human Services Secretary Robert F. Kennedy Jr. said this week that he's pulling the plug on nearly $500 million in funding for the development of mRNA vaccines. Here's how they work.

Health and Human Services Secretary Robert F. Kennedy Jr.’s decision to terminate $500 million in federal funding for mRNA vaccine development threatens to unravel one of medicine’s greatest recent ...

Vaccines boost the immune system's ability to fight off diseases. Vaccines undergo rigorous testing to ensure safety and effectiveness. Widespread vaccination contributes to herd immunity, protecting ...

As the U.S. flu season winds down, health officials say the flu vaccine didn’t work very well, with one of its worst ...

The vaccine could replace the need for separate annual jabs for flu, Covid and cold viruses as well as providing defence ...

Vaccinations used to seem simple. Your doctor would tell you which to get, and you’d roll up your sleeve at the office or a nearby pharmacy. Now we’re seeing changing recommendations, and some people ...

Experts in vaccines and vaccination — including pediatricians — work together throughout the year to update the Recommended Child and Adolescent Immunization Schedule for ages 18 years or younger. The ...

The adjuvanted respiratory syncytial virus (RSV) vaccine RSVPreF3 was immunogenic in lung transplant (LT) and allogeneic hematopoietic cell transplant (alloHCT) recipients. No vaccine-associated ...

Sievers is a vaccine researcher and Ph.D. candidate at the University of Cambridge and the NIH Vaccine Research Center. I’m a vaccine researcher. And I’m terrified of needles. It’s not something I’m ...