It takes twice as long to lose new muscle if you stop working out than it did to gain it.
127
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
32
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 adult human brain weighs about 3 pounds (1,300-1,400 g).
99
Your heart will pump about 212 million liters in its lifetime.
26
The human body contains over a billion miles of DNA.
147
Within three days of death, the enzymes that once digested your food begin to eat you.
22
In ancient Egypt, priests plucked EVERY hair from their bodies, including their eyebrows and eyelashes.
130