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Author Question: Jessica Witt and her colleagues (2009 ) asked people with chronic back and/or leg pain to estimate ... (Read 66 times) |
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The familiar sounds of your heart are made by the heart's valves as they open and close.
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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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Signs and symptoms of a drug overdose include losing consciousness, fever or sweating, breathing problems, abnormal pulse, and changes in skin color.
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Parkinson's disease is both chronic and progressive. This means that it persists over a long period of time and that its symptoms grow worse over time.
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There are more nerve cells in one human brain than there are stars in the Milky Way.