Moderna’s mRNA-based flu and covid-19 vaccine could provide the best of both worlds—if it’s actually ever approved by the Food and Drug Administration.

The flu vaccine is recommended annually for all Americans 6 months and older, per the Centers for Disease Control and Prevention — but a new study from Cleveland Clinic suggests that it might ...

The MMR vaccine is highly effective. Most vaccinated people will not develop measles, mumps or rubella when they are exposed to the diseases. But, in the case a vaccinated person does develop one ...

Experts warn about risks of new COVID-19 vaccine guidelines 04:32. The U.S. approved a new COVID-19 vaccine made by Moderna late Friday but with limits on who can use it — not a replacement for ...

Boxes and vials of the Measles, Mumps, Rubella Virus vaccine at a vaccine clinic put on by Lubbock Public Health Department on March 1, 2025 in Lubbock, Texas. Boxes and vials of the Measles ...

A flu vaccine at a mobile vaccination and testing clinic in San Francisco in 2020. Credit... Jim Wilson/The New York Times. By Teddy Rosenbluth. May 16, 2025.