中等强度阻力训练对血管内皮功能和动脉硬性在年轻健康男性的影响
Yong Zhang1, Mingxing Ou2, Maojie Cheng2
1Department of Rehabilitation Medicine, School of Medicine, Shaoxing University, Shaoxing, China.
Journal of strength and conditioning research
|May 29, 2025
概括
通过降低脉冲波速度,中等强度的抵抗运动改善了年轻男性的动脉硬性. 然而,它增加了静止动脉直径,同时减少了流媒体扩张,表明对内皮功能有复杂的影响.
科学领域:
- 心血管生理学心血管生理学
- 运动科学 运动科学
- 血管生物学 血管生物学
背景情况:
- 内皮功能 (EF) 和动脉硬 (AS) 是心血管健康的关键标志物.
- 抵抗运动 (RE) 越来越多地被认为具有潜在的心血管益处.
- 中等强度RE对年轻健康男性血管参数的具体影响需要进一步阐明.
研究的目的:
- 为了研究中等强度抵抗运动训练对健康年轻男性动脉硬和内皮功能的影响.
- 为了评估血管参数的变化,包括流量介导扩张,脉冲波速度和动脉直径在8周的干预后.
主要方法:
- 32名健康的年轻男子被随机分配到抵抗运动 (RE) 组或对照组.
- 该RE组接受了8周的中等强度训练 (65%1RM),每周3次.
- 测量包括心率,血压,流量介导扩张 (FMD),腕脉冲波速度 (baPWV) 和带脉冲波速度 (cfPWV) 干预前后.
主要成果:
- 对动脉静止直径和口病观察到显著的相互作用效应.
- RE组显示静止动脉直径的增加 (p < 0.01) 和口病的减少 (p < 0.01).
- 在RE组中,双臂关节 (baPWV) 和带关节 (cfPWV) 脉冲波速度显著下降 (p < 0.01),表明动脉硬性有所改善.
结论:
- 中等强度的力量训练有效地改善了健康年轻男性的动脉硬.
- 训练导致静止动脉直径增加,但流媒体扩张减少.
- 这些发现表明,在评估运动干预对内皮功能的益处时,应该同时考虑口病和动脉直径变化.
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