Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
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Medication errors are three times higher among children and infants than with adults.
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Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
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Blood in the urine can be a sign of a kidney stone, glomerulonephritis, or other kidney problems.
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There are 20 feet of blood vessels in each square inch of human skin.
Common touch sensations.
Passive touch on shoulders to end. Hold for 5 to 10 seconds.