对于跑步者来说,Stryd的临界功率是一个有意义的参数吗?
Chey G Dearing1, Carl D Paton2
1The Eastern Institute of Technology, School of Health and Sport Science and School of Nursing, Napier, New Zealand.
Biology of sport
|July 3, 2023
概括
斯特里德·斯特里德是什么意思
科学领域:
- 运动生理学 运动生理学
- 运动技术技术 运动技术
- 运行生物机械学
背景情况:
- 运行功率估计对于训练优化至关重要.
- Stryd是一个可穿戴设备,可以测量运行功率.
- 临界功率 (CP) 是耐力表现的关键生理指标.
研究的目的:
- 为了评估Stryd网站为跑步者生成的关键功率 (CPSTRYD) 的有效性.
- 确定CPSTRYD与已确定的生理标志物和跑步表现之间的关系.
- 评估Stryd的地面接触时间 (GCT) 对性能的预测有效性.
主要方法:
- 20名跑步者与Stryd一起训练了至少6周,以建立CPSTRYD.
- 实验室分级运动测试和户外1500m/5000m计时试验进行.
- 将CPSTRYD与第二呼吸门 (VT2) 和血液乳酸积累 (OBLA) 的开始进行了比较.
主要成果:
- CPSTRYD与VT2和OBLA紧密结合,证明了生理学上的相关性.
- CPSTRYD证明了在各种距离上运行性能的高度预测性.
- 斯特莱德的GCT是跑步机速度低于最大的表现的重要预测因素.
结论:
- 斯特里德的CP估计是跑步者的有意义和现实的指标.
- CPSTRYD可以与实验室测试中得出的已建立的CP模型进行比较.
- 教练和跑步者应该考虑CP估计方法的潜在差异.
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