One-fifth of states have active measles outbreaks as confirmed cases nationwide keep ticking up, according to the U.S.

Measles cases in the U.S. have surpassed 900 as outbreaks continue to spread across the county, according to new CDC data ...

A Vietnamese refugee who spent time in a California prison and most recently lived in Albuquerque died in Immigration and ...

North America's three biggest measles outbreaks continue to balloon, with more than 2,500 known cases; three people have died ...