Texas is driving the highest numbers. An outbreak in West Texas that started nearly three months ago has reached 597 cases.

Health experts fear the virus will take hold in other U.S. communities with low vaccination rates and that the spread could stretch on for a year.

The U.S. has 800 measles cases as of Friday, and outbreaks in several states. Texas is up to nearly 600 of those cases. Two children and an adult have died from measles-related illnesses. Indiana, ...

The U.S. has 800 cases of measles nationwide as of Friday, and two more states identified outbreaks this week. Texas is ...

Current public health guidelines only recommend an early third MMR dose for infants traveling internationally.

The virus has been found in 24 states overall, including Alaska, Arkansas, California, Colorado, Florida, Georgia, Hawaii, ...

In his first news conference as secretary of the US Department of Health and Human Services, Robert F. Kennedy Jr. said ...

Texas state health officials confirmed 20 more cases of measles Tuesday, alongside five new cases in New Mexico. U.S. measles ...

The measles outbreak in western Texas is continuing to grow, reaching 561 cases, according to new data published Tuesday.

Cities and states fighting a historic measles outbreak find themselves undermined by the Trump administration as they struggle to provide crucial vaccinations and overcome disinformation. As of this ...