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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Our Right Lungs takes more air than our left lung.
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The human body contains over a billion miles of DNA.
147
Our eyes are always the same size from birth, but our nose and ears never stop growing.
266
An average heart beats 100,000 times a day, pumping some 2,000 gallons of blood through its chambers. Over a 70-year life span, that adds up to more than 2.5 billion heartbeats.
73
Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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Every year your body replaces 98% of your atoms.
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