In one day, adult lungs move about 10,000 litres of air.
11
A man's beard grows fastest when he anticipates sex.
239
The human brain doesn't stop developing until about 25 years old.
102
Obsessive nose picking is called Rhinotillexomania.
101
When you are looking at someone you love, your pupils dilate, they do the same when you are looking at someone you hate.
1k
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14