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 ...

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.

BOULDER, Colo. — Public health officials are reporting a case of measles in a Boulder County resident who used public ...

According to health officials, the individual traveled between Boulder and Denver while potentially infectious. If you have ...

Measles is one of the most contagious diseases to affect humans, and can linger in the air for up to two hours.

Childhood vaccination rates against measles fell in the years after the COVID-19 pandemic in nearly 80% of the more than ...

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