The fit woman of the 21st century: making lifelong exercise the norm.
My great-grandmother worked the fields, helped out in the family corn-broom factory, and raised nine children who played as a team in neighborhood baseball games. Along the way she undoubtedly met the surgeon general's recommendations for fitness, with ample weight-bearing exercise and strength training to boot.
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Case Western Reserve University School of Medicine, Cleveland, OH, 44106, USA.