Intelligent men tend to be more sexually faithful.
31
47% of people have a nightmare at least once a month.
186
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Forty percent of Americans have never visited a dentist.
33
Roughly a quarter of the world's people live in China.
50
Identical twins do not have identical fingerprints.
79
About 2/3 of American men prefer boxers to briefs.
83