Decades after it was officially declared eliminated in the United States, measles has made a resurgence, with the US Centers for Disease Control and Prevention (CDC) announcing the third death of the year from the virus. Matt Ferrari, director of Pennsylvania State University’s Center for Infectious Disease Dynamics, said the US was so successful at wiping out measles that it had “the luxury to forget” it was a serious problem. “It’s been a long time, and for many of us in the United States, and in fact, throughout the Western Hemisphere, we have been able to forget how nasty measles is,” Ferrari told Al Jazeera. Pennsylvania has been hit especially hard in the most recent outbreak.
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