Every human spent about half an hour as a single cell.
144
Children grow faster in the springtime than any other season during the year.
108
Americans throw out 4.5 pounds of trash a day - twice that of 40 years ago.
76
Half of all Americans over the age of 55 have no teeth.
39
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
The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
In a year, the average person walks four miles to make his or her bed.
56