Most people smile when they are frustrated, according to a study.
15
Muhammad is the most common name in the world.
96
People in parts of Western China put salt in their tea instead of sugar.
16
The typical person spends about 600 hours having sex between the ages of 20 and 70.
234
People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
The average person laughs 13 times a day!
108
If you're over 100 years old, there's an 80% chance you're a woman.
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