The average person's skin weighs twice as much as their brain.
131
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
In one day, adult lungs move about 10,000 litres of air.
11
Gorillas can catch human colds and other illnesses.
205
We share 70% of our DNA with a slug.
218
Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
111
The human body contains over a billion miles of DNA.
147
For most people, no matter how hard you pinch the skin on your elbow with your fingers it doesn't hurt.
515