The Colorado Department of Public Health and Environment tracks vaccination rates in school districts, child care centers, ...

That person, an adult whose vaccination history isn’t yet known, hadn’t left Colorado and didn’t cross paths with either of ...

After seeing the latest case of measles in Colorado, an infection prevention manager said things are changing in the fight ...

The Colorado Department of Public Health and Environment tracks vaccination rates in school districts, child care centers, ...

A Colorado baby recently in Mexico with family has become the second reported measles case in Colorado in 2025.

An unvaccinated infant under a year old living in Denver County has been infected with measles, the Colorado Department of ...

A measles infection was identified in a Pueblo County resident on March 31. The case is Colorado's first in 2025.

Colorado health officials Monday confirmed a second case of measles in the state. According to the Colorado Department of ...

A third case of measles in Colorado this year has been confirmed by state health officials. The Colorado Department of Public ...

A third case of measles has been confirmed in Pagosa Springs, which is part of Archuleta County, the day after the second case was confirmed.