Forty percent of Americans have never visited a dentist.
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Babies crawl an average of 200m a day.
212
Approximately 70,000 people in the U.S. are both blind and deaf!
7
Only 2% of the Earth's population are natural redheads.
13
Most people smile when they are frustrated, according to a study.
15
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10