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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.
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For high blood pressure (hypertension), a new class of drug, called a vasopeptidase blocker (inhibitor), has been developed. It decreases blood pressure by simultaneously dilating the peripheral arteries and increasing the body's loss of salt.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.