A human brain produces as many as 12,000 to 50,000 thoughts per day, depending on how deep a thinker a person is.
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On average, there's 100 billion neurons in the human brain.
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Human thigh bones are stronger than concrete!
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Wearing headphones for an hour increases the bacteria in your ear 700 times.
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The average office desk has 400 times more bacteria than a toilet.
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Perspiration is odorless; it is the bacteria on the skin that creates an odor.
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Brain scans show that people who view photos of a beloved experience an activation of the caudate - the part of the brain involving cravings.
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Crying literally alleviates stress and uniquely allows humans to decrease feelings of anger and sadness.
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