Michigan has reported a measles outbreak after three cases were confirmed in Montcalm County, following seven other U.S.

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

A 1-year-old boy from Ingham County who was thought to have had measles in April actually was not infected with the virus, ...

"It does worry us in the sense that here in West Michigan, we're at about 84% immunization status. The problem with that is ...

The U.S. is up to 1,001 confirmed measles cases. Texas continues to confirm fewer cases in what's now a nearly four-month ...

Declining vaccination rates are contributing to rising measles cases globally, including in the U.S., Canada, and Europe. The ...

North Dakota is the 11th state in the U.S. with a measles outbreak, logging its first cases since 2011.

"My opinions about vaccines are irrelevant," the director of national public health said Wednesday during a House Appropriations Committee hearing.

Measles is approaching a return to endemic status in the United States, meaning continuously present, decades after it was ...

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

North Dakota is the 11th state in the U.S. with a measles outbreak, logging its first cases since 2011.

The U.S. surpassed 1,000 measles cases Friday, even as Texas posted one of its lowest counts of newly confirmed cases since ...