Arizona's statewide MMR immunization rate dropped from 93.5% to 88.7% between 2019 and 2024. The "ideal" threshold to attain ...

The American parents who are choosing to skip or delay vaccines for their children are more likely to home-school their ...

A monthslong NBC News data investigation finds that much of the U.S. doesn't have the protection needed to stop the spread of ...

More than 2700 parents responded to a survey from the Washington Post and KFF on routine and seasonal childhood vaccinations ...

Nearly every county in Arizona has reported a drop in MMR vaccinations since 2019. Republicans Suffer Major Blow as Majority Shrinks Sofía Vergara Was Supposed To Present At Emmys. She Ended Up In The ...

How an NBC News data investigation tracked vaccination and school exemption rates across thousands of counties in the U.S.

An NBC News data investigation finds that much of the U.S. currently doesn't have the protection needed to stop the spread of deadly diseases. St. Louis is a window into hurdles communities face ...

Large portion of US currently lacks baseline immunity that health experts say is essential to prevent spread of measles, ...

A child picks out a bandaid as he prepares to get his COVID vaccination in San Jose, Calif., in 2022. COVID shots are among ...

Falling vaccination rates among U.S. children may make local outbreaks of highly contagious measles cases increasingly common -- and that's bringing parents into clinicians' offices with plenty of ...

Pediatricians warn that waiting four years for the vaccine opens the door to more children contracting the virus.