A Colorado health department spokesperson said two people in Mesa County had tested positive for measles in mid-August.

Health Secretary Robert F. Kennedy, Jr., a longtime vaccine critic, has remade the agency he oversees, the U.S. Department of ...

The Colorado Department of Public Health and Environment has confirmed another case of measles, bringing the total number of measles cases in the state so far this year to 17. The CDPHE and the Adams ...

Mohave County health officials have reported nine cases of measles and issued a public health warning to community members in and around the rural town of Colorado City. The Mohave County cases, all ...

An unvaccinated young child from Adams County is in the hospital after getting sick with measles following a family trip to Chihuahua, Mexico. CDPHE warns that those in the emergency room of ...

Confirmed cases in Mesa County are providing a case study for Pitkin County in the importance of using wastewater surveillance systems to identify the viral infection.

Over the last five weeks, 30 cases of measles have been reported in the small Arizona-Utah border community of Colorado City.

A measles outbreak in northern Arizona has led to 46 cases statewide in 2025, the highest number since 1991. The outbreak is ...

Over the past six weeks, 42 cases of measles have been confirmed in the northwest Arizona town of Colorado City, according to ...