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.
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In one day an average person will take about 18,000 steps.
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Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
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You can only remember 4 things at a time.
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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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The single biggest predictor of love is proximity.
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8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
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