Manic, sad, up, down. Your voice may reveal mood shifts. iStockphoto hide caption

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iStockphoto

Phone App Might Predict Manic Episodes In Bipolar Disorder

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After a tornado leveled Moore, Okla., last year, firefighter Shonn Neidel (left) developed an app that helps first responders locate storm shelters under the wreckage. Courtesy of Shonn Neidel hide caption

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Courtesy of Shonn Neidel

Storm Shelter App Helps Pinpoint People Amid Tornado's Rubble

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With tablet technology still relatively new, pediatricians are trying to understand how interactive media affects children. iStockphoto hide caption

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Parenting In The Age Of Apps: Is That iPad Help Or Harm?

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Matchmaking apps like Tinder can help people find potential dates quickly. Tinder hide caption

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Tinder

Mobile Match Apps Are 'Dating On Steroids'

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He's not checking your blood glucose levels. He's playing Words with Friends. Anna Zielinska/iStockphoto.com hide caption

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Anna Zielinska/iStockphoto.com

Popular online games like FarmVille use powerful reward systems to get players to spend real-world money on virtual items. Zynga/AP hide caption

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Zynga/AP

Online Marketers Take Note Of Brains Wired For Rewards

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How many calories in that bite? My Fitness Pal and other fitness and nutrition apps can help find the answer. Heather Rousseau/NPR hide caption

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Heather Rousseau/NPR

Patients Lead The Way As Medicine Grapples With Apps

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Drinks columnist David Wondrich is seen on Esquire's new Talk to Esquire app, which allows users to interact with several of the magazine's columnists through voice recognition. Screengrab via YouTube hide caption

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Screengrab via YouTube

Speak Up! Advertisers Want You To Talk With New Apps

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University of Washington computer science student Laura McFarlane and her team work on their smartphone app aimed at helping girls being illegally trafficked get help. Sara Lerner/NPR hide caption

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Sara Lerner/NPR

More Than Just Angry Birds, Apps Can Have A Humanitarian Side Too

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