Wisconsin Sen. Ron Johnson stated, “There's never been a placebo-controlled study on childhood vaccines." That's false.

Skeptics who have come to believe measles is a harmless childhood rite of passage have been duped by the stunning success of ...

Children at the Jersey Shore are less likely to be fully vaccinated than others across the state. Here's why that worries doctors.

The dynamic vaccination map showing the number of fully vaccinated people across the U.S. and the number of allocated vaccines that have been used is based on data from the CDC. NBC News ranks ...

Ebola is a deadly hemorrhagic disease caused by a virus that is endemic in parts of East-Central and West Africa. Most people are aware that a primary route for person-to-person transmission is ...

Two top European port visits have been dropped from an upcoming Regal Princess cruise, but guests have some time to adapt.