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Blood is approximately twice as thick as water because of the cells and other components found in it.
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The average adult has about 21 square feet of skin.
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Thyroid conditions cause a higher risk of fibromyalgia and chronic fatigue syndrome.
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Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
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Vaccines prevent between 2.5 and 4 million deaths every year.