A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
You share your birthday with at least 9 other million people in the world.
201
The average person laughs 13 times a day!
108
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
It is estimated that at any one time, 0.7% of the world's population are drunk.
90
The average American eats at McDonalds more than 1,800 times in their life.
52