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Elderly adults are living longer, and causes of death are shifting. At the same time, autopsy rates are at or near their lowest in history.

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About 100 new prescription or over-the-counter drugs come into the U.S. market every year.

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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.

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Certain chemicals, after ingestion, can be converted by the body into cyanide. Most of these chemicals have been removed from the market, but some old nail polish remover, solvents, and plastics manufacturing solutions can contain these substances.

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The human body produces and destroys 15 million blood cells every second.

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