Your body contains enough potassium to fire a small cannon.

Only about 5% of people have detached retinas in their lifetime.

Fact #2878 · Human Body

There are people alive today whose hearts have stopped for hours and were restarted.

Fact #2226 · Human Body

Your brain can store the equivalent of millions of gigabytes of information.

Fact #2136 · Human Body

The pacemaker regulates irregular heartbeats.

Fact #1581 · Human Body

Your brain interprets input.

Fact #2417 · Human Body

Your small intestine is about 20 feet long — about four times your height.

Fact #3278 · Human Body

The human heart pumps blood through the circulatory system.

Fact #99 · Human Body

Your liver can regenerate itself from as little as 25% of its original tissue.

Fact #3494 · Human Body