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

The next two weeks will determine whether a single measles case in Colorado fizzles out or starts an outbreak. An unvaccinated adult who lives in Pueblo developed measles after visiting a part of ...

Measles cases inched up slightly in the U.S. this past week, with a new county impacted in Texas and Colorado reporting a new ...

Colorado has confirmed its first measles outbreak of the year after a vaccinated Arapahoe County adult on the same flight as two other confirmed cases in the state tested positive for the virus, state ...

Per public health definition, an outbreak would be once Colorado has three or more related cases of measles, according to a spokesperson for the state. In the Denver case, a trip to Mexico ended ...

Colorado faces a measles outbreak, with cases linked to Denver Airport and urging for public vigilance and vaccination checks ...

A little more than a third of Colorado school districts were at risk of a measles, mumps, or rubella outbreak last year, due to low immunization rates, but new state data shows overall MMR ...

Three people, including a child younger than 5, have been sickened by a measles outbreak linked to an exposure ... officials confirmed The Colorado Department of Public Health and Environment ...

Colorado has had six reported measles cases ... If visiting somewhere with an ongoing measles outbreak, travelers should monitor symptoms for 21 days following departure, according to the Larimer ...

Texas, which saw the nation’s largest outbreak during the late winter of 2024 and spring of 2025, reported 10 additional cases this week. The case count in Texas now totals 738.

Colorado’s vaccination rate for measles is one percentage point lower than needed to reach herd immunity, according to the state epidemiologist with the health department. “What we call the ...