Before there was a vaccine in 1963, measles infected millions and killed hundreds of people in the U.S. every year. Now, with ...

MORE: Measles cases are rising in the US, mainly among those who are unvaccinated: Health officials In some circumstances, children as young as 6 months old may receive the vaccine, and a second ...

Dr. Lara Johnson, a pediatrician and the chief medical officer at Covenant Children and Covenant Health in Lubbock, Texas, said people worried about their vaccination status should talk to their ...