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

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

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

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 ...

Michigan has its second measles outbreak of the year, Utah has seven cases and health workers in New Mexico are rushing to contain an outbreak in a county jail.

Kent County's latest measles case is part of a "troubling resurgence of vaccine-preventable diseases ... here and around the ...