There are two credit cards for every person in the United States.
2
Touching a teddy bear can make people feel less lonely.
36
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Only about 2% of the world population has green eyes.
36
One in 500 humans has one blue eye and one brown eye.
145
Up to the age of six or seven months a child can breathe and swallow at the same time. An adult cannot do this.
165