Because it is a profit-driven system. It has very little to do with the health of the individual and almost everything to do with how much money can be made off of the individual.

When health care choices are made based on the "profit margin" there is no room left for the Hippocratic Oath.
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I'd rather be ignorant than stupid. Ignorance implies a lack of knowledge which is easily correctable through education. Stupidity implies an inability to learn. Therefore; ignorance is temporary, stupidity is forever!