Author Toni Bernhard, who is house-bound and often bed-bound, says she's learned to cultivate joy through others. Courtesy of Wisdom Publications hide caption

itoggle caption Courtesy of Wisdom Publications

President Barack Obama said he was open to improvements to the health overhaul law during his State of the Union speech earlier this week. Brendan Smialowski/Getty Images hide caption

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A traveler passes an automated external defibrillator at O'Hare International Airport in Chicago. Tim Boyle/Getty Images hide caption

itoggle caption Tim Boyle/Getty Images

Las Vegas police stand guard outside Harrah's hotel-casino in Las Vegas on Feb. 21, 2006. As officer Norman Jahn recalls, police arrested the suspected gunman without firing a shot. Jae C. Hong/AP hide caption

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Three examples of proposed warning graphics that will appear on cigarette packaging as part of the government's new tobacco prevention efforts. Evan Vucci/AP hide caption

itoggle caption Evan Vucci/AP