Pennsylvania Measles Outbreak Surpasses 1,000 Cases
Pennsylvania’s escalating measles outbreak has surpassed 1,000 cases, marking the largest nationwide total since 1991.
Pennsylvania measles outbreak
Pennsylvania’s Measles Outbreak Is Largest State Outbreak in Decades
Pennsylvania has surpassed 1,000 confirmed measles cases in 2026, marking the nation’s largest state outbreak in over three decades.