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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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In the United States, an estimated 50 million unnecessary antibiotics are prescribed for viral respiratory infections.

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Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.

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Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

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