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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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A strange skin disease referred to as Morgellons has occurred in the southern United States and in California. Symptoms include slowly healing sores, joint pain, persistent fatigue, and a sensation of things crawling through the skin. Another symptom is strange-looking, threadlike extrusions coming out of the skin.
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The FDA recognizes 118 routes of administration.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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After a vasectomy, it takes about 12 ejaculations to clear out sperm that were already beyond the blocked area.