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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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People about to have surgery must tell their health care providers about all supplements they take.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.