But the true total could be even higher, says Dr. Paul Offit, director of the Vaccine Education Center at the Children's Hospital of Philadelphia. "If you talk to people on the ground, including not ...

The largest current outbreak is along the Utah-Arizona border. Late yesterday Arizona health officials said there were nine ...

A measles outbreak in southwest Utah and northwest Arizona has been growing steadily, with at least 20 new cases each week ...

Minnesota has seen one of the nation's sharpest drops in measles herd immunity among kindergartners, falling well below the ...

Canada virtually eliminated measles in 1998. Now, a disease that doctors in the country knew only from textbooks is back.

As Interior Alaska settles into another long flu season, it’s worth remembering a truth that has carried us safely through more than a century of public-health progress: vaccines ...

Canada is no longer measles-free because of ongoing outbreaks, international health experts said Monday, as childhood vaccination rates fall and the highly contagious virus spreads across North and ...