Yawns are more contagious among people with closer relationships.
163
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Dutch, on average are the tallest people.
187
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
The average single man is one inch shorter than the average married man.
88
On average women can hear better than men.
170
Each year, around 24,000 Americans are bitten by rats!
65