Vaccine hesitancy was rising even before COVID-19 emerged – but the pandemic exacerbated the trend. More kindergartners are ...

The Food and Drug Administration has issued recommendations for the composition of influenza shots for the upcoming ...

Vaccination rates remain high, but just below a critical "community immunity" threshold of 95%. Measles vaccination rates ...

Measles is one of the most contagious diseases and cases are rising nationwide. There are ways to know if you have immunity.

RFK Jr. has claimed measles can be treated with vitamin A and that severe infection is linked to poor diet. But many experts who spoke with ABC News disagreed.

John Roehrig died March 8 after a battle with ALS. During his career, he was on the front lines of the U.S. response to West Nile virus.

The pandemic left the state with a variety of tools to help conquer public health challenges. However, experts are concerned about the gaps in federal leadership for future crises.