An Animated Explanation of Calories and How Many Are Really Needed by the Human Body
A new animated TED-Ed lesson by Emma Bryce that explains what calories are and how many are really needed by the human body.
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.
Scott Beale
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