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

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 ...

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

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, ...

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

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 ...

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

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

One of the two new cases is a child who recently traveled to Ontario, Canada, where a measles outbreak is ongoing, health ...