Why Do We Breathe?

You do it about 20,000 times a day… without thinking. So why do we breathe? Inside every breath

is oxygen, and oxygen is fuel for your body. When you breathe in,

oxygen travels to your lungs, then into your blood, and finally to every cell in your body.

Your cells use oxygen to turn food into energy; like tiny power plants. But there's a problem.

This process creates a waste gas called carbon dioxide. That's where breathing out comes in.

You inhale oxygen to power your body… and exhale carbon dioxide to get rid of the waste.

Fun fact: Your lungs aren't muscles, they're spongy air bags, and your brain keeps

you breathing even when you're asleep. So breathing isn't just about air. It's how your body