Only about 2% of the world population has green eyes.
36
A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
-3
2% of Europeans lack the genes for smelly armpits.
6
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
On average a woman has 4 sexual partners in her lifetime.
-143
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
Intelligent men tend to be more sexually faithful.
31