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KIRKWOOD, MO (KTVI) - Weight training has been known to improve the strength of your muscles, the integrity of your bones, improve balance, coordination and mobility. But, is heavier weight better? well, not necessarily.
Bone doctor Richard Lehman from the US Center For Sports Medicine In Kirkwood says less may be more. We used to think heavier weights made muscles work harder to build more mass. But, a higher volume of repetitions with lighter weights, performed until failure, was equally effective in stimulating muscle proteins.