In a hard-to-watch video, a healthy-looking 4-year-old boy lies on a bed as doctors lift his eyelids to watch his big brown ...

The U.S. is facing the worst measles outbreak in decades, with 935 confirmed cases, as of May 1, according to the latest CDC data. Here are five things to know: ...

The update comes as eight cases have been confirmed this year, against the backdrop of widespread outbreaks in the United ...