Anatomy of a Resurgence: Inside Pennsylvania’s Historic Measles Crisis and the Threatened Loss of US Elimination Status
Executive Overview Pennsylvania is currently grappling with the largest and most devastating measles outbreak the United States has witnessed in a quarter of a century. Surpassing records that date back to 1991—long before the virus was officially declared eliminated nationwide—the state health apparatus has recorded a staggering 1,078 total measles cases for the year 2026…
