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Cancer has been around as long as humankind, but only in the second half of the twentieth century did the number of cancer cases explode.
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It is believed that humans initially contracted crabs from gorillas about 3 million years ago from either sleeping in gorilla nests or eating the apes.
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The shortest mature adult human of whom there is independent evidence was Gul Mohammed in India. In 1990, he was measured in New Delhi and stood 22.5 inches tall.
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The first documented use of surgical anesthesia in the United States was in Connecticut in 1844.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.