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.
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The average person's skin weighs twice as much as their brain.
131
The human brain uses approximately as much energy as a 10 watt light bulb.
120
The adult human brain weighs about 3 pounds (1,300-1,400 g).
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Women have about four times as many foot problems as men; lifelong patterns of wearing high heels often are the culprit.
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Quick naps not only improve your alertness, but they also help in decision making, creativity and sensory perception.
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After age 30, the brain begins to lose about 50,000 neurons per day - shrinking the brain .25% each year.
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