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Did you know?
Alzheimer's disease affects only about 10% of people older than 65 years of age. Most forms of decreased mental function and dementia are caused by disuse (letting the mind get lazy).
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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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Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.
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There are 20 feet of blood vessels in each square inch of human skin.
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Medication errors are three times higher among children and infants than with adults.