在健康的年轻男性中,在不同的呼吸道肌肉训练计划之后,对运动表现产生类似的影响
Dominic A Notter1, Samuel Verges1, Andrea S Renggli1
1Exercise Physiology Lab, Institute of Human Movement Sciences and Sport, ETH Zurich, Gloriastrasse 37/39, 8092, Zurich, Switzerland.
Scientific reports
|September 26, 2023
概括
呼吸肌耐力训练 (RMET) 和呼吸阻力训练 (IMT) 改善了呼吸功能,但与中度训练的男性的假训练相比,没有提高全身运动性能.
科学领域:
- 运动生理学 运动生理学
- 呼吸道肌肉训练 呼吸道肌肉训练
- 运动科学 运动科学 运动科学
背景情况:
- 呼吸道肌肉耐力训练 (RMET) 和呼吸阻力训练 (IMT) 是增强呼吸道肌肉功能的方法.
- 之前的研究表明,这两种训练类型都可能改善全身运动表现,但直接的比较研究有限.
- 该假设假设RMET与运动诱导通风的相似性可能比IMT带来更大的好处.
研究的目的:
- 直接比较RMET和IMT对呼吸肌功能和全身运动表现的影响.
- 调查这些训练干预措施对腿部肌肉疲劳的影响.
- 为了确定呼吸肌训练在中度训练的个体中是否提供了超越虚拟训练的好处.
主要方法:
- 26名中等训练的男性参加了为期4周的干预期.
- 参与者被分配到RMET,IMT或SHAM培训组.
- 评估包括呼吸肌肉耐力,3公里跑步时间试验表现,以及骑自行车后通过大腿神经磁刺激的腿部肌肉疲劳.
主要成果:
- 与SHAM训练相比,RMET和IMT都显著增加了呼吸肌肉耐力.
- 与SHAM相比,IMT独特地增强了启发性肌肉力量,而这两种训练方法都没有改善3公里跑步时间或减弱腿部肌肉疲劳.
- 所有组在骑自行车时表现出增加的潮体积和减少感知到的呼吸疲劳,这表明呼吸模式发生了变化.
结论:
- 虽然RMET和IMT有效地改善了特定的呼吸道肌肉参数,但它们在这个人群中在全身运动表现上没有显著的优势,而不是虚假训练.
- 观察到的呼吸模式的变化和减少的呼吸力度可能与改变的呼吸感觉有关,而不是直接提高表现.
- 需要进一步的研究来阐明呼吸肌训练对运动表现和感觉的影响背后的机制.
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