Children laugh about 400 times a day, while adults laugh on average only 15 times a day.
973
Males sweat 40% more than females.
104
Over 98 percent of Japanese people are cremated after they die.
54
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10
Forty percent of Americans have never visited a dentist.
33
Children grow faster in the springtime than any other season during the year.
108
Only about 2% of the world population has green eyes.
36