One-fifth of states have active measles outbreaks as confirmed cases nationwide keep ticking up, according to the U.S.

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

For some people exposed to measles in Michigan, public announcements don't come quickly enough to get post-exposure treatment ...

North America's three biggest measles outbreaks continue to balloon, with more than 2,500 known cases; three people have died ...

Michigan confirmed its ninth measles case in a one-year-old boy this past week. Here's how you can track the status of the ...