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The real reason polio is so dangerous

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30 Questions Answered

TEDEd Animation

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In 1952, polio was everywhere: killing or paralyzing roughly half a million people annually. Yet just 10 years later, paralytic polio cases in the US dropped by 96% and we were on track to get rid of polio for good. But in recent years, the virus started striking back. So, what’s behind these recent spikes? Explore the dangers of poliovirus and the possibility of eradicating this deadly disease.

What are medical workers using to ensure the global population meets the 80% threshold for vaccination?

About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator Dan Kwartler
  • Director Anton Bogaty
  • Narrator Addison Anderson
  • Composer Stephen LaRosa
  • Sound Designer Stephen LaRosa
  • Director of Production Gerta Xhelo
  • Produced by Sazia Afrin
  • Editorial Director Alex Rosenthal
  • Editorial Producer Dan Kwartler
  • Fact-Checker Charles Wallace
  • Special Thanks Ananda Bandyopadhyay, Amber Zeddies, Kathleen O'Reilly

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