The United States spends 16 percent of its gross domestic product (GDP) on health care, more than any other nation. Although that investment has produced medical experts and breakthroughs envied the world over, a great majority of U.S. citizens are unhappy with the end results. When the nonpartisan Commonwealth Fund conducted a poll of U.S. health care consumers last year, 69 percent expressed strong dissatisfaction with the current health care system. In a 2007 survey, the same group found U.S. respondents twice as likely to support a complete overhaul of their system than those from Canada, Germany, the Netherlands, New Zealand, Great Britain, and Australia--all nations that spend half as much GDP as the United States on health care.

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