When you take a step, you are using up to 200 muscles.
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There are times when you're walking that the pressure on your feet exceeds your body weight, and when you're running, it can be three or four times your weight.
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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
The human brain uses approximately as much energy as a 10 watt light bulb.
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Your heart will pump about 212 million liters in its lifetime.
26
Our Right Lungs takes more air than our left lung.
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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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