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February 15, 2013 Exercise buffs who take dietary supplements with the ingredient know as DMAA say the stimulant gives them a boost of energy. But some researchers and the Food and Drug Administration are worried that these products could be dangerous.

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On All Things ConsideredPlaylist

January 7, 2013 Researchers find that when young people exercise, their mental health improves through a more positive self-image and through winning friends. But sports psychologists aren't sure whether exercise makes teenagers more confident or more confident teenagers take part in sports.

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On Morning EditionPlaylist

November 19, 2012 Endurance athletes often turn to the same stimulant that gives your morning cup of joe its jolt: caffeine. They're increasingly using caffeinated gels and drinks when they compete. But how much is too much?

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On Morning EditionPlaylist

November 19, 2012 Researchers and companies are bringing movement back into the office with treadmill desks, walking meetings and games. Employees say it has helped them lose weight and be more productive.

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On Morning EditionPlaylist

September 24, 2012 Muscular fish like salmon, tuna and eel can benefit from more exercise in a farmed fish environment. New research and a new book are aiming to convince fish farmers that getting fish to swim faster will mean healthier products, less waste, and more profit.

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August 7, 2012 Yoga instructor Dara Brown trains students at Columbia College and together they go out and try to help middle-school girls deal with the stresses of every day life.

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May 17, 2012 Studies comparing how athletes and nonathletes tolerate pain show that physical activity can help people dealing with chronic pain learn to cope with it better, researchers say.

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May 7, 2012 Some experts recommend taking 10,000 steps a day for optimal health — a number that can be hard to get to on a busy day. Taking a work meeting to the sidewalk is one way to get more daily exercise. But how much walking do we really need?

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On Morning EditionPlaylist

April 20, 2012 Smokers who exercised just a little bit had an easier time quitting and were less likely to relapse, new research says. Even smokers who can't quit are less likely to die if they walk 15 minutes a day.

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April 19, 2012 Activity fends off Alzheimer's disease in people over 80, according to new research that tracked the movements of people in their 80s. And just doing stuff counts. It doesn't have to be "exercise."

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March 14, 2012 Getting hot and sweaty makes it hard for many people to keep exercising. A new study found that chilling people's palms while exercising helped them keep going.

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February 1, 2012 Massage make muscles feel better after exercise by fighting inflammation, say researchers who tested the effects of massage at the cellular level.

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November 28, 2011 A Northern California program offers a model for how parents can work with their kids to lose weight and keep it off. The approach is remarkably straight forward — and successful.

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On Morning EditionPlaylist