Humans are roughly 1 centimeter taller in the morning than in the evening.

Human fingers are so sensitive, that if your fingers were the size of Earth, you could feel the difference between a house and a car.

The human eye is so sensitive that if the Earth were flat, you could spot a candle flickering at night from up to 30 miles away.

Humans share 50% of their DNA with bananas.

Humans shed 40 pounds of skin in their lifetime, completely replacing their outer skin every month.

In one day, your blood travels 12,000 miles around your body. Thats four times the distance across the US from coast-to-coast.

Around 90 of the cells that make humans arent human in origin. Were mostly fungi and bacteria.

The human brain uses 20 of the entire bodys oxygen and calorie intake, despite only accounting for about 2 of an adults body mass

Each finger and toenail takes six months to grow from base to tip.

A condition called synesthesia can cause senses to overlap. In other words, some people can taste words or hear colors.

The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 50 miles every day

A single human blood cell takes only 60 seconds to make a complete circuit of the body

The human brain is much more active at night than during the day.

The higher your I.Q. the more you dream.

The acid in your stomach is strong enough to dissolve razorblades.

A full bladder is roughly the size of a softball

The average person breaks wind 14 times each day.

Your nose can remember 50,000 different scents.

It is impossible to tickle yourself.