Measles cases in the United States have already surpassed last year's levels, with the illness now spreading to Ohio.The Ohio Department of Health declared an

Ten people in Ashtabula County are confirmed to have measles, a sharp increase from the single case reported last week. The Ohio Department of Health said the outbreak is linked to one man, the first case of measles in 2025.

Ohio officially has a measles outbreak, the state health department announced Wednesday. The outbreak consists of 10 people in Ashtabula County, the Ohio Department of Health (ODH) said in a press release, nine of which are linked to an unvaccinated man reported last week as the state's first measles case of 2025.