North America has three other large outbreaks. The longest, in Ontario, Canada, has resulted in 2,276 cases from mid-October ...

The heightened spread of the disease is a "canary in the coal mine" moment, representing the rapid return of several ...

Measles was considered eradicated in the United States in 2000. For the first time in 25 years, cases have reached a new high.

Faced with a skeptical religious community that became the center of the outbreak, public health officials say they may have ...

Measles cases in the United States are continuing to rise with national infections more than 4.5 times higher than the entirety of last year, CDC data shows.

CDC warns the country could lose its measles elimination status if transmission continues for 12 months, with outbreaks ...

The unprecedented rise in the measles cases has alarmed the health authorities in the US, which has prompted the need of an instant action.

A CDC representative told the Advisory Committee on Immunization Practices that measles cases have hit a 'plateau' in the U.S. as of June 25.

The U.S. is having its worst year for measles spread since 1991, with a total of 1,288 cases nationally and another six months to go. But in Gaines County, Texas, which was once the nation’s epicenter ...

Public Health officials have confirmed a case of measles in a traveler who passed through Los Angeles International Airport ...

Measles cases in the U.S. are at a 33-year high, and while Kansas has recently seen a decline in new outbreaks, 90 cases have ...

Sen. Chuck Schumer, the Senate minority leader, accused Health and Human Services Secretary Robert F. Kennedy Jr. of gutting ...