Within three days of death, the enzymes that once digested your food begin to eat you.
22
If every muscle in your body could pull in one direction, you could lift nearly 25 tons.
22
The human body contains over a billion miles of DNA.
147
The human sigh acts as a physiological reset button.
23
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
197
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
The average sperm cell swims at 8 inches per hour.
76
In Ancient Greece, small penises were desirable, and big ones were for ‘old men and barbarians’
22