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 ...

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.

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

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

Cases of the highly infectious disease measles are popping up in cities and states across the country, including in Illinois, ...

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

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

People might have been exposed to the virus April 21-28 in Irving Park, at O’Hare Airport and in three southwest suburbs, ...

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

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

Illinois’ first measles case of the year was in an unvaccinated adult in downstate Marion, according to the state health ...