In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.
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During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
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More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.
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Your heart beats over 36 million times a year.
Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter.