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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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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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People with high total cholesterol have about two times the risk for heart disease as people with ideal levels.
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In 1886, William Bates reported on the discovery of a substance produced by the adrenal gland that turned out to be epinephrine (adrenaline). In 1904, this drug was first artificially synthesized by Friedrich Stolz.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%