Unidentified gunmen shot and killed on Monday a police officer working on Pakistan’s first polio vaccination drive of the ...

Robert F. Kennedy Jr.’s repeated support for vaccines during Senate confirmation hearings follows a long history of ...

Kennedy Jr.’s nomination to head the Department of Health and Human Services, which this week cleared a Senate committee vote and will soon be voted on by the full chamber. Some are horrified by ...

Sen. Mitch McConnell said his decision to step down from Senate leadership has freed him to be more critical of President Donald Trump when he doesn't agree.

I used to comfort myself by believing that the incompetence of Trump’s administration might hamper its capacity to do evil ...

Live updates as Trump threatens tariffs on China, Mexico, Canada and BRICS countries. Follow the latest news on Cabinet picks ...

Here is what we know about polio as a disease, its vaccines and the likely number of lives saved through inoculation.

“So long as polio is still present in the world, the benefits of protecting children against paralysis far exceed any risks of this highly effective vaccine, particularly for the inactivated ...