One in 500 humans has one blue eye and one brown eye.
145
A hard working adult sweats up to 4 gallons per day.
39
Only 2% of the worlds population is blonde.
15
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
The average American spends a third of their overall time online playing games and using social networks.
298
Sleeping on the job is acceptable in Japan. It is viewed as exhaustion from working hard. Some people fake it to look committed to their job.
57
A chance of a woman having twins is increased after the age of 35. About 1 in 27 women will give birth to twins after this age. After 50 the chances of having twins is 1 in 9.
51