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 ...

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

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.

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

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

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

CDPH has confirmed the first case of measles in a Chicago resident in 2025, in an adult Chicago resident who traveled ...

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

The latest measles update from the CDC reports a total of 935 confirmed cases — the vast majority of which are among patients ...

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

DeLisa New Williams remembers when measles spread like wildfire through her elementary school. One day, a kid was out sick. Then suddenly everyone was infected, including her. “It knocked out ...