U.S. measles cases have surged to 704. Outbreaks reveal pockets of vulnerability where too many unvaccinated people are...

In an effort to stop a measles outbreak, California health officials announced on Thursday that over 200 students and st...

Each year from 2010 to 2017, 21 million children did not get vaccinated against measles, according to UNICEF.

New York City declared a public health emergency Tuesday over a measles outbreak and has ordered mandatory vaccinations...