The Illinois Department of Public Health (IDPH) is sounding the alarm on a potential measles exposure at Chicago O’Hare International Airport. Here's what you need to know.

The U.S. saw a small increase in measles cases this week, an indicator that outbreaks are slowing down, though exposures at a ...

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

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

What's happening with measles in the U.S ... We'll catch you up on the news you need to know with the Chicago Catch-Up newsletter. “On average, one infected person may infect about 15 other ...

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

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

State health officials say -no- measles cases have been reported in Iowa so far this year, but more than 900 cases are ...

Millions of Americans live with immune issues and depend on herd immunity to protect them from contagious diseases like ...

The U.S. saw a small increase in measles cases this week, an indicator that outbreaks are slowing down, though exposures at a busy airport in Colorado and a Shakira concert in New Jersey are ...

More than 1,000 measles cases have been confirmed across the U.S. this year, with major outbreaks in Texas, New Mexico, Kansas and eight other states.