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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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There are more bacteria in your mouth than there are people in the world.
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More than one-third of adult Americans are obese. Diseases that kill the largest number of people annually, such as heart disease, cancer, diabetes, stroke, and hypertension, can be attributed to diet.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").
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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.