A little bit about calories.

  What, exactly, is a calorie? You eat a chocolate bar, it has 325Kcal. You bike for half and hour, you burn 325kcal. Great! So if we chop up a chocolate bar in smaller and smaller pieces, at some point will we find tiny little pellets of calorie? No. Well, yes. Sort of. What we will find, eventually, are little crystals. Molecules of sugar. Calories are sugar. A whole lot of sugar crammed together is fat. Or protein. Obviously, I’m greatly simplifying the process. Let’s look at what actually happens when you “burn” a calorie, and what happens to the “calories” you eat. Our muscles are loaded with a thing called ATP. Adenosine Triphosphate. If you follow the common advice and don’t eat anything you can’t pronounce, you could avoid eating this. You won’t live very long though. ATP is the molecule in our muscles that allows them to move.…

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