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

Wyoming’s first case of child measles since 2010 has been identified in Natrona County, the Wyoming Department of Health reported Tuesday. About 30 ...

KENT COUNTY, Mich. — A second case of measles has been identified in Kent County, according to health officials, bringing the ...

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

GRAND RAPIDS, Mich. — A measles infection was confirmed in a young child, marking Michigan's 17th case this year. The case ...

Residents browse offerings at a 2023 festival in downtown Fargo, N.D. Measles outbreaks starting in May have grown to 34 cases in North Dakota, giving the state the highest rate in the country ...

Another outbreak in Alberta, Canada, has sickened 868 as of Thursday. And the Mexican state of Chihuahua had 2,179 measles cases and four deaths as of Friday, according to data from the state ...

There have been 17 measles outbreaks, defined as clusters of three or more related cases, this year compared with 16 in all of last year, according to the CDC. Cases are now more than four times ...