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This work reports on the muscle loss and recovery after 17 wk of continuous bed rest and 8 wk of reambulation in eight normal male volunteers. Muscle changes were assessed by urinary levels of 3-methylhistidine (3-MeH), nitrogen balance, dual-photon absorptiometry (DPA), magnetic resonance imaging (MRI), and isokinetic muscle performance. The total body(More)
The purpose of this study was to assess the effect of bed rest on appendicular muscle torque. Fifteen healthy male volunteers between the ages of 21 and 54 participated in the study. The subjects were put on five weeks of strict horizontal bed rest. They were allowed to sit up for bowel movements only; however, no lower extremity weight-bearing was allowed.(More)
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