If you've already been vaccinated for measles, do you need to get a booster now that it's spreading in the US?

A recent outbreak of measles is prompting questions about the life-threatening disease and how to prevent it. Here's what to ...

Robert F. Kennedy Jr., a longtime vaccine skeptic, seemingly reversed course and touted benefits of MMR vaccine amid deadly ...

The health secretary is emphasizing the importance of vaccines after previously calling the measles outbreak in Texas “not ...

As cases of measles keep rising in Texas, some doctors call Robert F. Kennedy Jr.'s response a "wink and nod" to anti-vaccine ...

As the measles outbreak continues to spread in Texas, there have been two confirmed cases in New York City. The city Department of Health has not said exactly where the cases were reported or if they ...

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

While the Austin area has confirmed a case of measles, there is not an outbreak. That said, here's a guide to how and when to ...

For those who were vaccinated for measles many decades ago, there’s a chance the protection has worn off by now. Here's how ...

Robert F. Kennedy Jr. highlighted the rapid spread of measles in Texas, particularly among unvaccinated children. He urged ...

Vaccines not only protect individual children from measles, but also contribute to community immunity, protecting those who ...