Only 2% of the Earth's population are natural redheads.
13
The world's tallest man reached 8 feet 11 inches at 21.
202
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
Half of all Americans over the age of 55 have no teeth.
39
‘Old people smell’ is actually caused by a chemical, 2-nonenal, that old people secrete through their skin
8
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
In a lifetime, an average person walks the equivalent of 5 equators
177
A hard working adult sweats up to 4 gallons per day.
39