A vaccinated adult from Denver County got the first confirmed breakthrough case of measles, the state health department announced April 25.

How to talk about vaccines with parents — or anyone — is taking on new urgency: At least 216 U.S. children died of flu this ...

Within the last month, the Centennial state has developed five cases of the measles, and the last case was discovered in ...

As the number of measles cases continues to climb nationwide and in Colorado — where health officials announced Friday that a ...

Colorado on Friday reported its fifth incidence of measles this year, and, for the first time in the spate of cases, the ...

“They then spread downward to the neck, trunk, arms, legs, and feet.” Colorado’s 5th measles case of 2025 confirmed in ...

A vaccinated adult in Denver who sought care at a Lakewood urgent care clinic has tested positive for measles, becoming the ...

By Teddy Rosenbluth As the United States struggles to contain a resurgence of measles that has swept through swaths of the Southwest, neighboring countries are responding to their own outbreaks.

WASHINGTON (AP) — As measles outbreaks popped up across the U.S. this winter, pediatricians waited for the nation’s public health agency to send a routine, but important, letter that ...

Two new measles cases were reported in Colorado, bringing the total number of confirmed cases in the state to three as of April 10. An unvaccinated baby in Denver contracted measles following ...