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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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In 1864, the first barbiturate (barbituric acid) was synthesized.
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Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.