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

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

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.

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

The U.S. has surpassed 1,000 measles cases for the first time in five years, according to new data from the CDC published ...

Measles is caused by a highly contagious virus ... We'll catch you up on the news you need to know with the Chicago Catch-Up newsletter. State health officials estimated about 1% of cases ...

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 ...

North Dakota is the 11th state in the U.S. with a measles outbreak. The U.S. has 935 confirmed measles cases this year.

The U.S. surpassed 1,000 measles cases Friday, even as Texas posted one of its lowest counts of newly confirmed cases since its large outbreak began three ...