There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
On average a woman has 4 sexual partners in her lifetime.
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The average American eats at McDonalds more than 1,800 times in their life.
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The average American spends a third of their overall time online playing games and using social networks.
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Approximately 365 million people in the world have computers while half of the world's 6.5 billion population has never seen or used a telephone.
75
Males sweat 40% more than females.
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85% of movie actors earn less than $5,000 a year from acting!
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The typical person spends about 600 hours having sex between the ages of 20 and 70.
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