September 2010: President Obama at an event in Falls Church, Va., where he answered questions about his health care plan. Dennis Brack/pool/Getty Images hide caption

itoggle caption Dennis Brack/pool/Getty Images

Health and Human Services Secretary Kathleen Sebelius as she was sworn in prior to the House Energy and Commerce Committee hearing Wednesday. Alex Wong/Getty Images hide caption

itoggle caption Alex Wong/Getty Images

Marilyn Tavenner, administrator of the Centers for Medicare & Medicaid Services, during her testimony Tuesday on Capitol Hill. Shawn Thew/EPA/LANDOV hide caption

itoggle caption Shawn Thew/EPA/LANDOV

Gone is the smiling young woman who used to grace Now it's time to get down to work. hide caption

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"There's no sugarcoating it: The website has been too slow," President Obama said at the White House on Monday. Obama said the health care system's online problems are being addressed. Evan Vucci/AP hide caption

itoggle caption Evan Vucci/AP

People wait to visit with volunteer counselors at Insure Central Texas in Austin on Oct. 1. Eric Gay/The Associated Press hide caption

itoggle caption Eric Gay/The Associated Press

Tim Hebert, an insurance broker in Fort Collins, Colo., says he expects that the health care law will wind up being good for his business. Kara Donahoe/Courtesy of Tim Hebert hide caption

itoggle caption Kara Donahoe/Courtesy of Tim Hebert

Health care delivery is expected to change, with more care provided by nurse practitioners and fewer people having a doctor for life. hide caption

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An ambulance makes its way through revelers in Cardiff city center in Wales in 2010. New measures in the city have reduced injuries caused by violence. Matt Cardy/Getty Images hide caption

itoggle caption Matt Cardy/Getty Images

Increased use of generic drugs caused a slight drop in the price of prescription drugs in 2012. hide caption

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He's back! Unabashed wonk and former president Bill Clinton detangles the health care law. Danny Johnston/Associated Press hide caption

itoggle caption Danny Johnston/Associated Press

We'd all like a medical genius like TV's Dr. Gregory House to rescue us from a life-threatening crisis. But what can he do to prevent diabetes? Adam Taylor/Fox/AP hide caption

itoggle caption Adam Taylor/Fox/AP