His earliest memory is the day he left the polio treatment center for the final time. Of course, Addison’s weak left leg ...

The measles outbreak in Texas has quickly grown to 146 cases. One child has died. NBC News answers readers' questions about ...

Measles is one of the most contagious viruses known to humans. Just one infected patient can spread measles to up to nine out of 10 susceptible close contacts, according to the Centers for Disease ...

To achieve herd immunity - when enough of a group is immune to a disease, limiting its spread and protecting the unvaccinated ...

Measles was declared eliminated from the United States in 2000 due to high rates of immunization with the MMR vaccine, ...

It's one of the world's most contagious viruses, spreading easily when an infected person breathes, sneezes or coughs ...

Cayman public health officials on Friday warned the public to make sure they are protected after outbreaks of measles in the ...

As the measles outbreak continues to grow in West Texas, healthcare professionals in East Texas are working to educate the public about the disease and its potential ...

The King County infant, diagnosed with measles after recent overseas travel, may have exposed others at several locations around the Puget Sound region, including Seattle Children's, Bellevue Square ...

Most of the recent confirmed measles cases in Texas have been in the South Plains region, but this patient was exposed to the disease while traveling overseas.

West Texas continues to deal with a measles outbreak, and now, Austin has confirmed its first case of the virus. An Austin doctor spoke about the recent outbreak.

Legacy Traditional School students were exposed to rubella on its Cibolo campus, despite the state reporting no confirmed cases in the region.