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Vaccines prevent between 2.5 and 4 million deaths every year.
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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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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").