According to the American Society for Microbiology, 90% of women and 75% of men wash their hands after using a public restroom.
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On average, a human being will have sex more than 3,000 times and spend two weeks kissing in their lifetime.
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Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
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The average American eats at McDonalds more than 1,800 times in their life.
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