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Did you know?
There are 60,000 miles of blood vessels in every adult human.
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Everyone has one nostril that is larger than the other.
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The highest suicide rate in the United States is among people ages 65 years and older. Almost 15% of people in this age group commit suicide every year.
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The human body produces and destroys 15 million blood cells every second.
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The most destructive flu epidemic of all times in recorded history occurred in 1918, with approximately 20 million deaths worldwide.