Intelligent men tend to be more sexually faithful.
31
Yawns are more contagious among people with closer relationships.
163
All babies are color blind when they are born.
114
Most people turn their music down in the car when finding a street sign to "see better".
34
On average a woman has 4 sexual partners in her lifetime.
-143
In a year, the average person walks four miles to make his or her bed.
56
During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
52
Two in five people in the world marry their first love.
270