Within three days of death, the enzymes that once digested your food begin to eat you.
22
The record for the longest scientifically documented period without sleep is 264.4 hours (eleven days).
15
The human heart creates enough pressure to squirt blood 30 ft.
37
Your ears secrete more earwax when you are afraid than when you aren't.
235
One quarter of the bones in your body are in your feet!
36
If your DNA was stretched out it would reach to the moon 6,000 times.
256
Human thigh bones are stronger than concrete!
63
The average person's skin weighs twice as much as their brain.
131