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

As measles cases are on the rise in the United States, Chicago has reported the city's first case of the year. The Chicago resident was an adult who traveled internationally through O'Hare Airport ...

New analysis of data from the Illinois Board of Education found less than half of Chicago Public Schools had herd immunity ...

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

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 surge in the U.S., with outbreaks across 31 jurisdictions. Experts warn of the virus's contagiousness and call ...

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

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

CHICAGO (WLS) -- A sixth case of measles has been reported in Illinois for this year. Four of the cases were reported in ...

North America has two other ongoing outbreaks, all of which are the same measles strain. One outbreak in Ontario, Canada, has ...

New analysis found that less than half of Chicago Public Schools have herd immunity against the measles as of 2025. More than ...