15 percent of Americans secretly bite their toes.
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
Every three seconds, a new baby is born.
Every human spent about half an hour as a single cell.
In a year, the average person walks four miles to make his or her bed.
During an average lifetime, a man will spend 3,350 hours removing 8.4 meters of stubble.