Measles has sickened nearly 150 mostly unvaccinated people in rural West Texas, and a school-age child has died.

Measles outbreaks raise concerns about vaccination. Experts say most vaccinated adults are protected, but some may need a ...

As measles cases continue to grow across the country, West Virginia lawmakers are still backing a bill that would make ...

Fox News senior medical analyst Dr. Marc Siegel speaks with HHS Secretary Robert F. Kennedy Jr. about the measles outbreak in Texas and his past skepticism of vaccines on 'Special Report.' ...