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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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Cyanide works by making the human body unable to use oxygen.
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Asthma cases in Americans are about 75% higher today than they were in 1980.
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The average human gut is home to perhaps 500 to 1,000 different species of bacteria.
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Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.