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

Two measles cases have been confirmed in Cook County amid the latest 2025 outbreak, public health officials announced ...

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

As measles cases are on the rise in the United States, Chicago has reported the city's first case of the year. The Chicago ...

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

The Illinois Department of Public Health is reporting four measles cases in the state of Illinois for the year 2025.

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

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." ...

Two cases of measles have been reported in Cook County, according to the Chicago Department of Public Health and Cook County ...

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

Another measles case has been identified in Illinois. It is the state’s fourth case to be reported so far this year. The Illinois Department of Public Health’s (IDPH) measles ...