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Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.
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If all the neurons in the human body were lined up, they would stretch more than 600 miles.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
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Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.