Only 10-20% of the population can wiggle their ears and raise one eyebrow.
22
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
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Men fall in love faster than women do.
32
As many as one third Americans flush the toilet while they are still on it.
157
Women rate men more attractive if other women are looking and smiling at him.
17