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

Question

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

In: Biology

Answer 1

Well take for example fat. White fat is the fat that just stores energy. But brown fat doesn’t store that energy but burns it to generate heat. So simply said if energy is metabolised by brown fat it is gone as heat, whereas with white fat it’s stored.