Approximately 141 million Valentine's Day cards are exchanged worldwide every year.
104
Intelligent people have more zinc and copper in their hair.
233
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
Many people in parts of China eat insects. Some common insects are bean worms, scoprions, and locusts.
-11
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
170
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119