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Why is it so hard to cure the common cold?

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TEDEd Animation

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On average, adults catch more than 150 colds throughout their lives. Even with similar symptoms, the cause could be different each time. Common colds are caused by at least 8 different families of virus, each of which can have its own subtypes. How can so many different viruses cause the same illness? And is a cure even possible? Explore the two main strategies we employ to fight viruses.

What is one reason scientists have been able to develop an effective vaccine for smallpox, but not for HIV?

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

  • Director Anton Bogaty
  • Script Writer George Zaidan
  • Narrator George Zaidan
  • Sound Designer Nikola Radivojevic
  • Director of Production Gerta Xhelo
  • Producer Alexandra Zubak
  • Associate Producer Sazia Afrin
  • Editorial Director Alex Rosenthal
  • Editorial Producer George Zaidan
  • Expert Consultant Sheena Cruickshank

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