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 ...

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.

Measles cases in the United States are approaching a troubling new milestone, with federal health officials reporting 1,267 ...

What You Need To Know The state Department of Health is urging New Yorkers to get their children vaccinated against measles with cases on the rise in parts of the U.S. New York state has seen two ...