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According to the CDC, approximately 31.7% of the U.S. population has high low-density lipoprotein (LDL) or "bad cholesterol" levels.

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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.

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Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.

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According to the National Institute of Environmental Health Sciences, lung disease is the third leading killer in the United States, responsible for one in seven deaths. It is the leading cause of death among infants under the age of one year.

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