Emma Bryce | TED-Ed
Click here for view full lesson.
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.
Lesson by Emma Bryce, animation by Qa’ed Mai.