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Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.
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In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
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Excessive alcohol use costs the country approximately $235 billion every year.
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Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.