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After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.
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It is difficult to obtain enough calcium without consuming milk or other dairy foods.
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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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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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Urine turns bright yellow if larger than normal amounts of certain substances are consumed; one of these substances is asparagus.