Physicians say a measles inoculation rate of roughly 95% achieves herd immunity. Pike and Wayne fall short by some of Pa.'s ...

Across Pennsylvania, 94% of kindergartners had received 2 or more doses of the measles vaccine for the 2023-2024 school year, a 4-year drop of 1.5%.

The rate of children who last year were opted out of the childhood vaccinations required to attend school in Pennsylvania ...

Pa. education officials expressed doubts in the artificial intelligence-driven curriculum pitched by Unbound Academy.

RFK Jr. is a high-profile face of vaccine hesitancy, but people's vaccine concerns fall on a much broader spectrum.

Bills to limit mandatory vaccines for childhood illnesses such as measles and polio have surfaced in more than 15 states, buoyed by President Trump’s health secretary nominee.

The Pentagon ended a Biden-era policy that covered travel costs for servicemembers going out of state for abortion and other ...

Robert F. Kennedy Jr. said he wasn’t antivaccine as senators pressed on his past remarks, in the first of two days of ...