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

Ohio has reported at least 34 measles cases since the beginning of 2025 with one hospitalization, no deaths. Most of the ...

The measles outbreak in Ohio is over, at least for now, but whooping cough cases are increasing, according to the state health department. While the national outbreak rages on in more than 30 ...

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

The U.S. logged fewer than 30 measles cases this week as Ohio health officials confirmed three outbreaks in two counties were over. There have been 1,197 confirmed measles cases this year ...

COLUMBUS, Ohio — The U.S. logged fewer than 30 measles cases this week as Ohio health officials confirmed three outbreaks in two counties were over. Earlier outbreaks in Ohio, Indiana ...

Ohio remained steady for a second week at ... related cases in Montgomery County and one in Philadelphia. An outbreak of eight measles cases in Erie County in far northwest Pennsylvania has ...

Other states with active outbreaks – which the CDC defines as three or more related cases – include Ohio, Michigan, Kansas, Montana, North Dakota, Pennsylvania and Tennessee. Measles is caused ...