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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Dogs can be trained to identify the scent of lung cancer long before symptoms develop.
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If you are cold you are more likely to be hungry because you use energy to keep warm.
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Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
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The average person's skin weighs twice as much as their brain.
131
Chewing gum boosts your brain power.
285
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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Most of us have microscopic, worm like mites named Demodex that live in our eyelashes and have claws and a mouth.
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