The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Our Right Lungs takes more air than our left lung.
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The human body contains over a billion miles of DNA.
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Your heart will pump about 212 million liters in its lifetime.
26
Enamel is hardest substance in the human body.
61
One human hair can support 3 ounces.
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Your body is creating and killing about 2.4 million red blood cells per second.
17
Coughing can cause air to move through your windpipe faster than the speed of sound - over a thousand feet per second!
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