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Hippocrates noted that blood separates into four differently colored liquids when removed from the body and examined: a pure red liquid mixed with white liquid material with a yellow-colored froth at the top and a black substance that settles underneath; he named these the four humors (for blood, phlegm, yellow bile, and black bile).
Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.
If all the neurons in the human body were lined up, they would stretch more than 600 miles.
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
For pediatric patients, intravenous fluids are the most commonly cited products involved in medication errors that are reported to the USP.