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But can't you use the same argument for mass? Why focus on calories and not kilograms?
by contravert 13y ago
But can't you use the same argument for mass? Why focus on calories and not kilograms?
- tfigueroa 13y agoMass isn't very useful, because our bodies aren't powered by mass-to-energy reactions. Different foods have different energy densities with respect to what our bodies can digest and use. Calories seem to be the best measurement in that respect.