For the first time, a map built on the work of Massachusetts-based researchers reveals the measles vaccination rate in every ...

The United States reported a record number of measles cases in 2025, and the virus continues to spread rapidly in the new year. At least ​171 measles cases have been reported in the first two weeks of ...

CHICAGO -- The United States reported more than 2,000 measles cases in 2025, federal data shows, a higher annual total than the country has seen in decades. Ongoing outbreaks - particularly in the ...

Over the past five years, measles outbreaks have hit more than 100 countries. Canada lost its official measles elimination status on Nov. 10, 2025. The United States could be next. Eight-month-old ...

Fifty-nine countries reported large or disruptive measles outbreaks last year, almost triple the number reported in 2021. A quarter of outbreaks are happening in countries previously declared ...