Health officials in Arizona say there are four linked measles cases in Navajo County, marking the state’s first outbreak this ...

The U.S. has seen four times as many measles cases this year compared to all of last year, nearing a 30-year high, according ...

ABC News has asked for data demonstrating a plateau, but HHS has not provided it. Also, concern is growing for those too young to be vaccinated against measles. ABC News: RFK Jr. Claims Curve Is ...

The Kansas Department of Health and Environment reported Wednesday that the state's measles cases has risen to 71. Three ...

New research shows measles vaccination rates for children fell in almost 80 percent of counties across the country after the COVID-19 pandemic.  A Johns Hopkins University study tracked ...

Kansas measles cases rose to 71 and were found in 11 counties in south-central and southwest Kansas, the state reported ...

Childhood vaccination rates against measles fell in the years after the COVID-19 pandemic in nearly 80% of the more than ...