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Approximately 15–25% of recognized pregnancies end in miscarriage. However, many miscarriages often occur before a woman even knows she is pregnant.
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Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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If you could remove all of your skin, it would weigh up to 5 pounds.
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In 1844, Charles Goodyear obtained the first patent for a rubber condom.