Exercise ability in middle age may be one key to longer life
 

Exercise ability in middle age may be one key to longer life
(Reuters Health) - Middle-aged men who have more endurance in exercise tests may end up living longer than their peers who struggle with physical activity, a Swedish study suggests.http://feeds.feedburner.com/~ff/reut...?d=yIl2AUoC8zA http://feeds.feedburner.com/~ff/reut...v8:F7zBnMyn0Lo http://feeds.feedburner.com/~ff/reut...v8:V_sGLiPBpWU
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