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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
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On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.
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Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.