cabriolet2008| / Flickr

A measles case has been confirmed in Grand Traverse County. Health officials said people should watch for possible symptoms over the next three weeks.

Dave Haygarth | Flickr /

Michigan is experiencing its largest measles outbreak since 1991. There have been 41 reported cases in Southeast Michigan. 

Flickr User KOMUnews /

Measle cases in Michigan this year are at their highest in more than two decades.

Flickr User Dr. Partha Sarathi Sahana /

The first case of measles in Michigan this year has been reported, and health officials say members of the public may have been exposed.