Faced with a skeptical religious community that became the center of the outbreak, public health officials say they may have ...

Health officials in Illinois and North Dakota say their measles outbreaks are over. The U.S. added 21 new cases since July 9. States with active outbreaks include Arizona, Colorado, Georgia, ...

Dropping vaccination rates and changes in U.S. vaccine policy have public health experts concerned that annual measles outbreaks could become more frequent.

The U.S. is up to 1,267 confirmed measles cases this year and Kentucky has a new outbreak. The national case count is seven cases shy of 2019's record case count.

As of the end of June 2025, more than a third of Colorado's measles infections for the year have been breakthrough cases in ...

Other U.S. states with active outbreaks — which the CDC defines as three or more related cases — include Arizona, Colorado, Georgia, Illinois, Iowa, Kansas, Montana, North Dakota and Oklahoma.

There have been 1,227 confirmed measles cases this year, the Centers for Disease Control and Prevention said Wednesday.

Kentucky has its first measles outbreak of 2025, as the U.S. case count sits just short of a 30-year high. There have been 1,267 confirmed measles cases this year, the Centers for Disease Control ...