The Illinois Department of Public Health director confirmed a case of measles in Illinois on Tuesday, the department announced. A suburban Cook County resident became ill in mid-January and then tested...

Health officials say they have confirmed three new cases of mumps involving Northwestern students, including two who are currently on campus and one who lives in a town north of Evanston. The three...

There have been no new cases of mumps since a laboratory-confirmed case was identified on Northwestern's Evanston campus earlier this month, according to the Illinois Department of Public Health. Health...