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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.

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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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Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

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There are 60,000 miles of blood vessels in every adult human.

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Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).

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