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The average office desk has 400 times more bacteria on it than a toilet.

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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

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The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

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The longest a person has survived after a heart transplant is 24 years.

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The U.S. Preventive Services Task Force recommends that all women age 65 years of age or older should be screened with bone densitometry.

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