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Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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There are 60,000 miles of blood vessels in every adult human.
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The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
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Fewer than 10% of babies are born on their exact due dates, 50% are born within 1 week of the due date, and 90% are born within 2 weeks of the date.
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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.