Intelligent people have more zinc and copper in their hair.
233
In a lifetime, an average person walks the equivalent of 5 equators
177
47% of people have a nightmare at least once a month.
186
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
In a year, the average person walks four miles to make his or her bed.
56
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
A study had men report their own penis size, and the average was found to be 6.1-6.5 inches. A subsequent clinical study actually measured penises, and found the average size to be 5.1-5.7 inches.
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