Human Body Facts for Kids

The cornea is the only part of your body that has no blood supply — it gets oxygen directly from the air.

A sneeze can travel up to 100 miles per hour and send about 100,000 germs into the air.

Your ears and nose never stop growing for your entire life.

The masseter muscle in your jaw is the strongest muscle in your body based on its weight.

Your body has roughly as many bacteria cells as human cells — about 38 trillion of each!

Your fingernails grow about 3 to 4 times faster than your toenails.

The human eye can distinguish about 10 million different colours.

Your heart beats about 100,000 times every single day.

Your small intestine is about 22 feet long — that's almost as long as a school bus!

Your brain generates enough electricity to power a small light bulb.