There are two credit cards for every person in the United States.
2
On average, a person will spend about five years eating during his or her lifetime.
90
Babies cry but they don't produce tears until one to three months after birth.
238
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Yawns are more contagious among people with closer relationships.
163
The average person falls asleep in seven minutes.
115