15 percent of Americans secretly bite their toes.
57
You will experience the billionth second of your life when you are 31 years old.
21
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
More than half the population of Kenya is under the age of 15.
71
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
The average woman uses her height in lipstick every 5 years.
146