A school-aged child in Texas last month became thefirst measles deathin the U.S. since 2015.
The person who died of suspected measles in New Mexico was not hospitalized before they passed away.
Herd immunity for measles is generally considered to have been achieved at about 95% vaccination.
Signs point the way to measles testing in the parking lot of the Seminole Hospital District across from Wigwam Stadium on February 27, 2025 in Seminole, Texas.Photo by Jan Sonnenmair/Getty Images
Only 11 states in the U.S. have herd immunity for measles, according to a map on theCDCs website.
The best way to prevent measles is vaccination.
The measles-mumps-rubella (MMR) vaccine is the best protection against this serious disease.
Map showing the measles vaccination rates by state in 2023-2024. Map: CDC
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