Yawns are more contagious among people with closer relationships.
163
On average a woman has 4 sexual partners in her lifetime.
-143
Dutch, on average are the tallest people.
187
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.
52
Forty percent of American adults cannot fill out a bank deposit slip correctly.
155