As the virus takes hold in other U.S. communities with low vaccination rates, health experts fear that the spread could ...

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

The United States is experiencing a significant measles outbreak with nearly 900 cases, primarily affecting unvaccinated communities in Texas. Measles, a highly contagious viral disease preventable ...

Two measles cases have been confirmed in Cook County. Here’s where exposure may have happened—and what to do next.

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

A single dose of the measles, mumps and rubella (MMR) vaccine can be administered within three days of exposure to protect a ...