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What is a calorie? - Emma Bryce

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83,393 Questions Answered

TEDEd Animation

Let’s Begin…

We hear about calories all the time: How many calories are in this cookie? How many are burned by doing 100 jumping jacks, or long-distance running, or fidgeting? But what is a calorie, really? And how many of them do we actually need? Emma Bryce explains how a few different factors should go into determining the recommended amount for each person.

Explain what factors make our individual energy requirements so unique, and why you think this is the case.

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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 Emma Bryce
  • Animator Qa'ed Mai
  • Script Editor Eleanor Nelsen
  • Narrator Addison Anderson

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