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Walking Test Can ID Heart-Lung Fitness, Mortality Risk  
5/22/2009 8:17:47 AM

CNN Health -- If you're middle-aged or older, a 10-minute walking test can give you and your doctor a pretty clear picture of whether you are at higher risk of dying during the next few years compared with other people your age, according to a large new analysis of data showing that cardiorespiratory fitness is intimately linked with the risk of dying of just about any cause.
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