The CDC has also stepped up its guidance for travelers, advising that anyone traveling internationally should be vaccinated with two doses of the MMR vaccine. Most cases are in unvaccinated people ...

NC health officials track rising measles and whooping cough cases amid shifting federal vaccine policies and growing public concern ...

State Epidemiologist Dr. Rachel Herlihly explains the decline in standard, school-required vaccines both in Colorado and ...

Robert F. Kennedy Jr.’s leadership at Health and Human Services has led to changes in vaccine recommendations and access, sparking concerns among medical experts.

The measles-mumps-rubella (MMR) vaccine that is most commonly used first became widely available in the U.S. in the 1970s.