Question

What are some interesting facts about the human body?

Answer 1

Here is only one of them:

The human body is a "live machine" which uses low-voltage electricity, created inside mitochondria (which are tiny parts of cells).

Explanation:

Mitochondria are the human body's “power plants” -- and this electricity is needed to create heart beats and send nerve impulses.

There are many trillions of mitochondria inside of a human being.

This link (below) helps us to understand the fascinating complexities of transforming food into energy -- energy needed to power billions of chemical reactions (per second!!), in every cell:

How Does the Body Make Electricity:

https://health.howstuffworks.com/human-body/systems/nervous-system/human-body-make-electricity.htm