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There are 20 feet of blood vessels in each square inch of human skin.
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To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.
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Congestive heart failure is a serious disorder that carries a reduced life expectancy. Heart failure is usually a chronic illness, and it may worsen with infection or other physical stressors.
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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 immune system needs 9.5 hours of sleep in total darkness to recharge completely.