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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Every year your body replaces 98% of your atoms.
119
Your thumb is about the same size as your nose.
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The average person's skin weighs twice as much as their brain.
131
Your heart will pump about 212 million liters in its lifetime.
26
Stress can result in more headaches as a result of the body rerouting blood flow to other parts of the body.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
55