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The immune system needs 9.5 hours of sleep in total darkness to recharge completely.
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More than 4.4billion prescriptions were dispensed within the United States in 2016.
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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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Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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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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