Health officials in Navajo County in northern Arizona say they've confirmed four measles cases, which are the first cases of ...

Arizona health officials say there are four confirmed linked measles cases, making it another state with an outbreak.

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

The four cases were confirmed in Navajo County. All four cases were people who were not immunized and had recently traveled ...

Navajo County announced four cases of measles Monday, marking the first cases of the disease in Arizona for 2025.

Infectious disease experts are working to find people who may have been exposed to the measles after four cases were ...

As super-contagious measles continues to spread and nears a six-year U.S. record, cases in its original epicenter of West Texas may be subsiding as hesitant residents become more concerned and willing ...

Waning immunization rates mean Arizona schoolchildren are more vulnerable to vaccine-preventable diseases such as whooping ...

Arizona's kindergarten vaccination rates against measles, mumps and rubella are below the required 95% for herd immunity. Yet Republicans continue to look for new ways to weaken childhood vaccine ...