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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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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
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Fungal nail infections account for up to 30% of all skin infections. They affect 5% of the general population—mostly people over the age of 70.
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Asthma cases in Americans are about 75% higher today than they were in 1980.