According to Webster's New Collegiate Dictionary, the definition of science is knowledge attained through study or practice, or knowledge covering general truths of the operation of general laws, esp. as obtained and tested through scientific method [and] concerned with the physical world..
The United States is the only wealthy, industrialized nation that does not have a universal health care system. Source: Institute of Medicine of the National Academy of Sciences. In 2010, the percentage of Americans without health insurance was 16.3%, or 49.9 million uninsured people. Source: US Census Bureau. Of the 83.7% of people with health insurance in 2010, coverage was 55.3% employment-based, 9.8% direct-purchase, and 31.0% government funded (Medicare, Medicaid, Military). (Overlap reflects coverage by more than one type of health insurance). Source: US Census Bureau.
In the past, gaps in the public insurance system and lack of access to affordable private coverage left millions without health insurance, and the number of uninsured Americans grew over time, particularly during periods of economic downturns. By 2013, more than 41 million people lacked coverage. Under the ACA, as of 2014, Medicaid coverage has been expanded to nearly all adults with incomes at or below 138% of poverty in states that have expanded, and tax credits are available for people who purchase coverage through a Health Insurance Marketplace.