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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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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.
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There are more bacteria in your mouth than there are people in the world.