There's 100 trillion good bacteria living in your body.
17
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
The human body contains over a billion miles of DNA.
147
Held in farts enter your bloodstream and are bad for your body.
26
Within three days of death, the enzymes that once digested your food begin to eat you.
22
Blue eyes are a genetic mutation. Before the mutation occured, all humans had brown eyes.
89
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
The adult human brain weighs about 3 pounds (1,300-1,400 g).
99