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There are 20 feet of blood vessels in each square inch of human skin.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
The tallest man ever known was Robert Wadlow, an American, who reached the height of 8 feet 11 inches. He died at age 26 years from an infection caused by the immense weight of his body (491 pounds) and the stress on his leg bones and muscles.
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).
People about to have surgery must tell their health care providers about all supplements they take.