The modern decimal position system was the invention of the Hindus (around 800 AD), involving the placing of numerals to indicate their value (units, tens, hundreds, and so on).
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The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
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Cucumber slices relieve headaches by tightening blood vessels, reducing blood flow to the area, and relieving pressure.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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Blood is approximately twice as thick as water because of the cells and other components found in it.
Vessels composed of vessel elements in xylem tissue.
Order and Duration of Sleep Stages Through a Typical Night