Other U.S. states with active outbreaks — which the CDC defines as three or more related cases — include Arizona, Colorado, ...

Kentucky has its first measles outbreak of 2025, as the U.S. case count sits just short of a 30-year high. There have been ...

KENTUCKY (AP) — Kentucky has its first measles outbreak of 2025, as the U.S. case count sits just short of a 30-year high.

Kansas added three more cases this week for a total of 83 across 11 counties in the southwestern part of the state.

Measles cases in the United States are approaching a troubling new milestone, with federal health officials reporting 1,267 confirmed infections across 38 states so far this year.

The U.S. is about to break a record for the number of reported measles cases in a year since the infection was considered ...