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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.
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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.
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Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.