Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
In one day, adult lungs move about 10,000 litres of air.
11
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
If you hold farts in during the day, they'll just come out when you sleep.
16
All humans have the ability to see ultraviolet light, but it is passively filtered out by the eye's lens. People who undergo surgery to remove the lens can detect ultraviolet light.
22
If your DNA was stretched out it would reach to the moon 6,000 times.
256
