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
There are two credit cards for every person in the United States.
2
Yawns are more contagious among people with closer relationships.
163
Over 98 percent of Japanese people are cremated after they die.
54
One in 500 humans has one blue eye and one brown eye.
145
More than half the population of Kenya is under the age of 15.
71