Your thumb is about the same size as your nose.
124
Your heart will pump about 212 million liters in its lifetime.
26
Fingers prune underwater not because of them absorbing the water or washing away the oil, but because of an evolutionary trait caused by the brain to enhance the grip of your fingers underwater.
24
The average person's skin weighs twice as much as their brain.
131
It is possible for you to survive even after the removal of the spleen, the stomach, one kidney, one lung, 75% of the liver, 80% of the intestines, and almost every organ from the pelvic and groin area.
218
In one day, adult lungs move about 10,000 litres of air.
11
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 80km (50 miles) every day.
21
