The human body contains over a billion miles of DNA.
147
Yawns are more contagious among people with closer relationships.
163
Babies crawl an average of 200m a day.
212
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Some monks can increase their body temperature so much they can dry soaking sheets in a freezing room!
31
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515
On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
161