步行经济和运动效率在成功减肥维护者中是成功的
Seth A Creasy1, Rebecca C Rosenberg2, Danielle M Ostendorf1
1Division of Endocrinology, Metabolism, and Diabetes, University of Colorado Anschutz Medical Campus, Aurora, CO, USA; Anschutz Health & Wellness Center at the University of Colorado, Anschutz Medical Campus, Aurora, CO, USA.
与肥胖患者相比,减肥维护者显示,步行能耗降低,运动效率提高. 这些有利的步行能量变化持续长期,有助于体重管理.
科学领域:
- 运动生理学 运动生理学
- 代谢适应的过程
- 重量管理重量管理
背景情况:
- 短期减肥可以降低运输的能源成本,提高运动效率.
- 这些变化在长期体重维持期间的持续性还不清楚.
研究的目的:
- 调查是否减少步行经济和提高运动效率在成功减肥的个体中保持长期.
- 为了比较减肥维持者,正常体重控制者和超重/肥胖控制者之间的步行经济和效率.
主要方法:
- 在减肥维持器 (WLM),正常体重控制器 (NC) 和超重/肥胖控制器 (OC) 中比较了能源支出 (EE),运输的能量成本和运动效率.
- 利用间接热量计来测量休息和站立的EE,以及在各种速度和斜率下在跑步机上行走以测量经济性和效率.
主要成果:
- 与超重/肥胖对照组 (OC) 相比,减肥维护者 (WLM) 的休息,站立和走路EE显著降低.
- 与OC相比,WLM的运输净能源成本显著降低,并且在步行时的净效率更高.
- 在WLM和正常体重控制 (NC) 之间没有观察到步行经济或效率的显著差异.
结论:
- 保持显著体重减轻的个体比肥胖的人表现出较低的步行经济和更高的步行效率.
- 这些有利的代谢适应在步行能量似乎长期存在,可能有助于成功维持体重.
- 减肥维护者在步行经济或效率方面与正常体重的个体没有区别.
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