The liver is the only human organ that can fully regenerate itself.

Humans can survive extreme cold longer than extreme heat.

Fact #3068 · Human Body

Humans are the only animals with chins — no other primate or mammal has one.

Fact #3502 · Human Body

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

Fact #1925 · Human Body

The human circulatory system is more than 60,000 miles long.

Fact #2608 · Human Body

Your body replaces cells constantly.

Fact #2365 · Human Body

The small intestine is about 20 feet long despite being called 'small' — the name refers to its width.

Fact #3499 · Human Body

The human body has over 600 muscles.

Fact #160 · Human Body

The human skeleton renews itself over time.

Fact #133 · Human Body