Why are calories different for people?

Why is it I have two friends that eat 10,000 calories a day and I eat 2000 or less and I weigh more than both if them put together? This sucks being forever on a diet just to be overweight anyway.

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bijouxbroussard · F

As stated, not everyone has the same metabolism, and other than differences in activity level, it’s also often based upon genetics. It really isn’t fair.😒