if calories in > calories out = weight gain, then what does metabolism have to do with anything?

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How does someone’s metabolism impact the calories consumed vs calories burned equation?

In: Biology

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Anonymous 0 Comments

Let’s say that your body uses some number of calories a day.

* Is it around 2200, or around 2200?

If you eat less than that, how do you feel? Where does the lack of chemical energy hit your first?

* Does it make it hard for you to concentrate?
* Does it make you hungry?
* How severely does it have those two effects? Just a little, or a lot?
* Does your body use less energy to compensate?

If you eat more than that, what happens? Where does the extra chemical energy go?

* Does your body burn some of it as heat?
* Does your body use it to enlarge your fat cells?
* In what proportion do those 2 things happen?

Answering questions like that are matters of your metabolism.

Maybe if I go on a diet, I feel only slightly hungry, and can only work at 90% capacity, but I’m otherwise ok. But maybe if you go on a diet, you feel extremely hungry, and can only work at 50% capacity.

Maybe if I overeat, 60% of that excess energy is burned at heast, and 40% becomes fat. And maybe it is the opposite for you.

So your metabolism will impact how much cost and benefit you get from dieting.

For one person’s metabolism, dieting might be more punishing, and less successful; they can absolutely still lose weight through dieting, but they’ll have to work harder at the diet, or suffer more for it, than someone with a different metabolism.

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