In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
In a lifetime, an average person walks the equivalent of 5 equators
177
Babies cry but they don't produce tears until one to three months after birth.
238
40% of people who are rejected in romantic love slip into clinical depression.
72
Up to the age of six or seven months a child can breathe and swallow at the same time. An adult cannot do this.
165