Pennsylvania reports the first US measles deaths this year involving two unvaccinated residents.

Two unvaccinated Pennsylvania residents died from measles this year, marking the first U.S. deaths from the disease in 2025, 3WV. The deaths occurred in Lancaster County, west of Philadelphia, as measles cases surge across the country and globally.
The outbreak coincides with falling vaccination rates amid confusion over vaccine safety pushed by the Trump administration. Meanwhile, the U.K. is battling its worst measles year since 1991, with 2,777 cases and five deaths so far this year, FM99.
Measles is a highly contagious virus that spreads through the air. One infected person can spread it to nine or ten unvaccinated people. The two Pennsylvania victims had zero protection because they were unvaccinated.
The MMR vaccine is 97% effective at preventing measles. WNAX reports that unvaccinated people face severe risk. Measles can cause pneumonia, brain inflammation, and death—especially in adults.
The United Kingdom is experiencing its worst measles year in over three decades. As of Thursday, the U.K. reported 2,777 cases and five deaths from measles in the past two years, 1069 The Fox. Vaccination rates have dropped sharply across Europe and North America.
American measles cases are climbing fast. Pennsylvania's two deaths already exceed the typical annual U.S. toll. Health officials warn that further drops in vaccination rates will trigger larger outbreaks.
The Trump administration is scaling back childhood vaccination efforts despite no scientific evidence that vaccines cause harm. This policy shift has fueled vaccine hesitancy among parents. Pennsylvania Governor Josh Shapiro said the administration could do more to promote vaccines and combat misinformation.
Public health experts warn that vaccine confusion puts vulnerable people at risk. Infants too young for vaccines and people with weakened immune systems depend on community immunity. When vaccination rates drop below 95%, outbreaks become more likely.
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