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The surprising reason our muscles get tired - Christian Moro

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TEDEd Animation

Let’s Begin…

You're lifting weights. The first time feels easy, but each lift takes more and more effort until you can’t continue. Inside your arms, the muscles responsible for the lifting have become unable to contract. What’s going on? Christian Moro explains how exactly our muscles operate, and what causes them to become fatigued.

The cell which transmits the signal from the brain to the muscle is called a:

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Meet The Creators

  • Educator Christian Moro
  • Director Nichola Latzgo
  • Narrator Addison Anderson
  • Animator Nichola Latzgo
  • Designer Nichola Latzgo
  • Producer Aaron Augenblick
  • Sound Designer Nichola Latzgo
  • Director of Production Gerta Xhelo
  • Editorial Producer Alex Rosenthal
  • Associate Producer Bethany Cutmore-Scott
  • Associate Editorial Producer Elizabeth Cox
  • Script Editor Eleanor Nelsen
  • Fact-Checker Laura Shriver

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