America’s biggest measles outbreaks have very different death tolls. Why?

Healthcare worker fills a syringe with the MMR vaccine, at a vaccine clinic put on by Lubbock Public Health Department on March 1, 2025 in Lubbock, Texas.

Consider this year’s measles outbreaks in Pennsylvania and South Carolina — some of the largest in the U.S. in decades.

Originally published on healthbeat.org, part of the BLOX Digital Content Exchange.

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