与中等强度连续炼相比,在低负荷,高重复的阻力运动后,更大的血糖控制在男性和女性中:一个随机对照试验
Kayleigh M Beaudry1, Julian C Surdi1, Kristian Pancevski1
1Department of Kinesiology, University of Waterloo, Waterloo, Canada.
概括
与中等强度的连续运动相比,低负荷,高重复的阻力运动 (LLHR RE) 显著改善了运动后的血糖控制. 这项研究表明,LLHR RE是改善男性和女性葡萄糖处理的可行选择.
科学领域:
- 运动生理学 运动生理学
- 代谢健康 代谢健康
- 内分泌学 在内分泌学.
背景情况:
- 运动可以改善胰岛素敏感性和葡萄糖处理.
- 已知中等强度连续 (MIC) 运动和传统的抵抗运动 (RE) 是有益的.
- 低负荷,高重复 (LLHR) RE是一种较新的肌肉增益策略,但其对葡萄糖代谢的影响尚未研究.
研究的目的:
- 为了比较LLHR RE与MIC运动对运动后血糖控制和胰岛素敏感性的急性影响.
- 为了研究男性和女性参与者的这些影响.
主要方法:
- 24名参与者 (12名男性,12名女性) 完成了MIC运动 (30分钟在65%V·O2峰值) 和LLHR RE (3个电路,6个练习,25-35次/练习) 的急性练习.
- 运动前和运动后进行肌肉活检.
- 在运动后90分钟进行口服葡萄糖耐受性测试 (OGTT).
主要成果:
- 与MIC运动相比,LLHR RE在运动后的OGTT期间导致血糖度,曲线下的葡萄糖面积 (AUC) 和最大葡萄糖度显著降低.
- 在MIC运动后,TBC1D1 Ser237酸化率高于LLHR RE.
- 化ACCSer79在MIC运动后增加,但不是LLHR RE.
- 在LLHR RE期间,PTEN Ser380酸化在男性中高于女性.
结论:
- LLHR RE是一种有效的运动方式,可以改善男性和女性的运动后血糖控制.
- 在管理葡萄糖代谢方面,LLHR RE可能是传统运动的替代品.
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