Polio Is Back in the US and UK. Here’s How That Happened - WIRED

For every person paralyzed, hundreds or thousands could be infected. It’s a setback for the long-overdue plan to eradicate the virus from the world.

The discovery that polio has partially paralyzed a young man in a New York suburb feels wearying, yet shocking. Wearying, because its the third highly infectious virus to make a surprise landfall in … [+3515 chars]

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