A county in New York state has declared a state of emergency following a extreme outbreak of measles, however what’s behind the rise within the variety of circumstances?
The announcement in Rockland County follows different outbreaks of the illness in Washington, California, Texas and Illinois.
Vaccination charges have dropped steadily within the US with many mother and father objecting for philosophical or spiritual causes, or as a result of they imagine discredited info that vaccines trigger autism in youngsters.
In line with the Centres for Illness Management and Prevention, there are 314 circumstances of measles presently reported within the US.
BBC Well being correspondent Smitha Mundasad appears the explanations behind the rise.