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 ...

Rates have been declining across the country, with all kindergartner coverage for each of the vaccines having dropped since ...

"At this moment, we can’t always look to the CDC for the guidance we received previously," state Public Health Commissioner ...

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.

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

Falling childhood vaccine coverage and a large, smoldering outbreak that was kindled in an undervaccinated pocket of West Texas have driven the United States to a troubling new milestone: There have ...

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