The world's youngest parents were 8 and 9 and lived in China in 1910.
130
The average person walks the equivalent of twice around the world in a lifetime
69
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Each year, around 24,000 Americans are bitten by rats!
65
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
You will experience the billionth second of your life when you are 31 years old.
21