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 actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
The “cheerleader effect”, the theory that girls look more attractive in groups, is scientifically proven.
8
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
The average single man is one inch shorter than the average married man.
88
People in parts of Western China put salt in their tea instead of sugar.
16
The average person laughs 13 times a day!
108
