There have been 800 confirmed cases of measles across 25 states so far this year, according to the latest update from the CDC ...

The American Civil Liberties Union asked a federal judge to issue a temporary restraining order preventing officials from ...

Half of states in the US are now reporting measles cases, with the national total surpassing 800 cases so far this year, ...

Dr. Helen Jiang tells PEOPLE why her practice is offering the MMR vaccine early — and why she's going to vaccinate her infant ...