About three dozen of the nearly 1,200 measles infections in 2025 have been in people with two measles vaccine doses, the CDC ...

A fully-vaccinated person contracted measles after a trip in Europe and may have exposed numerous people to the virus in ...

A Boulder County resident has contracted the measles, according to the Colorado Department of Public Health and Environment.

The CDPHE said 2025 marks the highest increase and confirmation of reported measles cases in Colorado since 2014. Officials ...

An El Paso County child and an Arapahoe County adult caught the measles from two separate outbreaks, bringing Colorado’s ...

Boulder County and the state of Colorado last Friday confirmed the first measles case in a county resident in more than a decade. The latest: A fully vaccinated adult became infected and was diagnosed ...

The U.S. is up to 1,197 confirmed measles cases this year. Arizona declared a new outbreak last week, while the one in Texas, ...

DENVER (KDVR) — Two new measles cases have been announced in Colorado, this time in El Paso and Arapahoe counties.

Another case of measles in Colorado has been confirmed, bringing the total to 12. This is the most recent in a string of ...

Colorado Springs has reported two new cases of measles since June 9, according to the Colorado Department of Public Health ...

Colorado confirms 14 measles cases in the state with eight cases linked to a passenger at Denver International Airport.