Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
Your body is creating and killing about 2.4 million red blood cells per second.
17
Your heart will pump about 212 million liters in its lifetime.
26
There are glasses which allow a red-green color-blind person to see colors the way everyone else does.
22
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
If you hold farts in during the day, they'll just come out when you sleep.
16
The human body contains over a billion miles of DNA.
147