What the fuck is a calorie.

Let's start with what Google has to say about it.

Noun. The energy needed to raise the temperature of 1 gram of water through 1 °C

Interesting. No reference to food. So where did calories get lumped with food?

Let's ask Google again. Here’s what shows up when you type in “define calorie food”.

A calorie is a unit of energy. When you hear something contains 100 calories, it's a way of describing how much energy your body could get from eating or drinking it.

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