It’s now official: Measles cases in the United States are at their highest level since 2000, when the disease was declared eliminated — meaning that regular, year-round transmission had been interrupted. Five hundred fourteen cases have been reported this year — more than double the previous high, in 2011 — and the number is expected to continue to climb.

Read more: http://www.washingtonpost.com/national/health-science/measles-cases-are-spreading-despite-high-vaccination-rates-whats-going-on/2014/06/23/38c86884-ea97-11e3-93d2-edd4be1f5d9e_story.html