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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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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
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Approximately one in four people diagnosed with diabetes will develop foot problems. Of these, about one-third will require lower extremity amputation.
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Cytomegalovirus affects nearly the same amount of newborns every year as Down syndrome.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.