低体积高强度间歇训练是改善心脏代谢健康和身体组成的时间效率高的策略吗? 一个元分析
Mingyue Yin1, Hansen Li2, Mingyang Bai3
1School of Athletic Performance, Shanghai University of Sport, Shanghai, China.
概括
低体积高强度间歇训练 (LV-HIIT) 显著改善心肺健康和心脏代谢健康标志物. 这种节省时间的练习提供了与更长的培训持续时间相比较的结果.
科学领域:
- 运动生理学 运动生理学
- 心血管健康 心血管健康
- 代谢健康 代谢健康
背景情况:
- 高强度间歇训练 (HIIT) 有效改善健康.
- 对HIIT的最佳训练量和强度仍然是研究领域.
- 低容量HIIT (LV-HIIT) 提供了一个节省时间的替代方案.
研究的目的:
- 对LV-HIIT对心脏代谢健康和身体组成的影响进行元分析.
- 将LV-HIIT与中等强度持续训练 (MICT) 和大容量HIIT (HV-HIIT) 进行比较.
- 在LV-HIIT中探索剂量反应关系.
主要方法:
- 按照PRISMA指南进行系统的文献搜索.
- 对21项涉及849名参与者的研究进行了元分析.
- 对LV-HIIT与未经训练的对照,MICT和HV-HIIT进行比较.
主要成果:
- LV-HIIT显著改善了心肺呼吸能力 (CRF),降低了血压,并降低了代谢综合征z-score.
- 与对照组相比,LV-HIIT还减少了脂肪质量和腰围.
- 对于任何结果,LV-HIIT与MICT或HV-HIIT之间没有发现显著差异.
- 在LV-HIIT中,更高的运动强度与更大的CRF收益相关.
结论:
- LV-HIIT是一种节省时间的策略,可以提高心脏代谢健康和身体组成.
- LV-HIIT提供了与MICT和HV-HIIT相似的好处.
- 优化强度,而不是体积,是最大限度地提高CRF改善的关键.
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