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Measles Outbreak in Pennsylvania Intensifies to at Least 835 Cases
Health officials said 43 new cases were reported since Monday as providers gave more than 38,000 MMR vaccine doses this month.
- On Sept. 23, 2026, the Pennsylvania Department of Health reported the statewide measles outbreak has grown to 835 cases across 39 counties, with Lancaster County leading the increase by reporting 27 additional cases since Monday.
- Health officials warn that measles is highly contagious, spreading through the air and on surfaces, with nearly 20% of infected people requiring hospitalization for serious complications.
- Vaccination interest has surged, with providers administering more than 38,000 MMR vaccine doses in three weeks of September, significantly exceeding the typical 25,000 monthly average.
- The DOH reports 164 hospitalizations and four confirmed deaths linked to the outbreak, as state officials continue expanding vaccination clinics and distributing fact-based information.
- Philadelphia Department of Public Health identified potential exposure at Philadelphia International Airport between Sept. 13 and 14, and officials advise residents experiencing symptoms to contact a health care provider immediately.
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Total News Sources13
Leaning Left1Leaning Right0Center12Last UpdatedBias Distribution92% Center
Bias Distribution
- 92% of the sources are Center
92% Center
C 92%
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