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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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Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
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Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
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Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%
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Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).