The U.S. logged fewer than 30 measles cases this week as Ohio health officials confirmed three outbreaks in two counties 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 ...

After hitting last week’s milestone of no new cases, the Texas measles outbreak has increased again. The Texas Department of ...

The U.S. is up to 1,197 confirmed measles cases this year. Arizona declared a new outbreak this week, while the one in Texas, ...

Four measles cases have been confirmed in unvaccinated individuals in Navajo County, Arizona, after international travel exposure.

Arizona has been working for herd immunity of 95% against the measles virus. In Navajo County, it’s only at 80%, and Pima County is at 93%. For some reservations across the state, it’s even lower.

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

The four cases involve people who were not vaccinated against measles, health officials say. Three or more related cases are considered an active outbreak.

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

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

The rate at which measles cases have increased varies by state depending on the extent of the outbreak. The charts below compare the increase in measles cases across a select set of states reporting ...