The European Commission has approved Johnson & Johnson's Ebola vaccine, developed by its Janssen pharmaceuticals unit and Bavarian Nordic. This is the first major regulatory approval of the ...

As the measles outbreak in the U.S. is on the rise, the Centers for Disease Control has sent a task force to the epicenter in Texas. NBC News' Erika Edwards talks to a CDC official on how they are ...

This special series of commentaries, interviews, and slideshows is part of a collaboration between CDC and Medscape. This content is designed to deliver CDC's authoritative guidance directly to ...