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The first war in which wide-scale use of anesthetics occurred was the Civil War, and 80% of all wounds were in the extremities.
The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.
In most cases, kidneys can recover from almost complete loss of function, such as in acute kidney (renal) failure.
If you could remove all of your skin, it would weigh up to 5 pounds.
Blood is approximately twice as thick as water because of the cells and other components found in it.