Extra walking does not improve muscle strength

NEW YORK (Reuters Health) - Women who walk at least 10,000 steps a day have no greater muscle strength and perform no better on tests of balance and agility than women who walk fewer than 7,500 steps, according to a new study.

Source: http://feeds.reuters.com/~r/reuters/healthNews/~3/8Qg7p9biggo/us-extra-walking-idUSTRE7BF26Q20111216

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