After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55
Your thumb is about the same size as your nose.
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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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If your DNA was stretched out it would reach to the moon 6,000 times.
256
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.
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Poor eyesight (myopia) is associated with higher IQ.
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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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Our Right Lungs takes more air than our left lung.
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