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Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.

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It is difficult to obtain enough calcium without consuming milk or other dairy foods.

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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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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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Blood is approximately twice as thick as water because of the cells and other components found in it.

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