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, ...

Measles vaccination rates among Pennsylvania kindergarteners are declining, with only 23 out of 67 counties meeting the 95% herd immunity target. Experts attribute the decline to factors like ...