In 49 U.S. states, spotting the squished disc in this spinal MRI is still much easier than learning the price of the MRI in advance. AWelshLad/iStockphoto hide caption

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Some states are trying to make health care prices available to the public by collecting receipts from those who pay the bills: Medicare, Medicaid and private insurers. Some states' efforts to make these prices available are in jeopardy. iStockphoto hide caption

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About 10 percent of Americans have chronic insomnia. iStockphoto hide caption

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How much is that hip implant in the X-ray? Only the hospital administrator and the company that made it know for sure. iStockphoto hide caption

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Timothy Webb and other advocates protest the cost of HIV drugs manufactured by the pharmaceutical company Gilead outside an AIDS conference in Atlanta in March. Gilead is making a new hepatitis C drug, Sovaldi. John Amis/AP Images for AIDS Healthcare Foundation hide caption

itoggle caption John Amis/AP Images for AIDS Healthcare Foundation