How does your body burn 2000 calories a day without any effort, but running a mile only burns 100 calories?

Question

How does your body burn 2000 calories a day without any effort, but running a mile only burns 100 calories?

In: 7671

Answer 1

Half of your calories go to running your brain.

And your heart beats constantly, which is a lot of effort.

And your chest expands and contracts constantly so you breathe.

If your body stopped putting in effort you would die very quickly.