Most people smile when they are frustrated, according to a study.
15
Intelligent men tend to be more sexually faithful.
31
The average person falls asleep in seven minutes.
115
Most of the world's people must walk at least 3 hours to fetch water!
38
Muhammad is the most common name in the world.
96
Every human spent about half an hour as a single cell.
144
Humans blink over 10,000,000 times a year!
97