A Sun-Times analysis of state data found the rate of vaccinations has dropped sharply from the rate in 2019, when 90% of ...

A confirmed case of measles found in the Chicago O'Hare airport has put Tippecanoe County health officials on alert ahead of ...

The Chicago Department of Public Health is focusing increasing education about vaccines for children in pre-K settings.

The Illinois Department of Public Health (IDPH) is sounding the alarm on a potential measles exposure at Chicago O’Hare ...

The Cook County cases follow the first case of measles this year in Illinois in an unvaccinated adult in Marion, reported ...

It was not immediately clear where in Illinois the fourth case was reported, or what condition the patient is in.

As of May 1, no cases of measles have been reported in Wisconsin this year. But some state health officials consider it only a matter of time.

Chicago doctors are frustrated as measles cases spread into Cook County, saying "This is an effective vaccine." ...

One case was detected in a Chicago resident who recently traveled through O'Hare Airport. The other case was reported in a ...

Measles cases in the U.S. have surpassed 900 as outbreaks continue to spread across the county, according to new CDC data ...

Measles cases in the United States climbed to 939 in 29 states, the Centers for Disease Control and Prevention said Friday.

The Chicago Department of Public Health and Cook County Department of Public Health have identified the first two cases of ...