在杰克逊心脏研究中,身体活动与大动脉硬的关联
Zakary Patrick1, Elizabeth Heitman2, Olivia Affuso3
1Department of Applied Exercise Science, College of Charleston, Charleston, SC, USA.
American journal of hypertension
|November 22, 2025
概括
较高的体力活动水平与黑人成年人的大动脉硬性降低有关. 这一发现凸显了运动对不同人群心血管健康的重要性.
科学领域:
- 心血管健康 心血管健康
- 血管衰老 血管衰老
- 运动生理学 运动生理学
背景情况:
- 血管衰老,以动脉硬为特征,与高血压和心血管疾病 (CVD) 有关.
- 大动脉硬度是中央血液动力学的衡量标准,可以独立预测高血压和心血管疾病风险.
- 之前的研究表明,身体活动可以减少白人群体的动脉硬;需要对黑人群体进行研究.
研究的目的:
- 为了研究身体活动和大动脉硬之间的关联.
- 为了检查杰克逊心脏研究 (JHS) 黑人成年人群中的这种关系.
主要方法:
- 利用了JHS (2012-2017) 中1226名黑人成年人的数据.
- 测量大动脉硬度使用带-大腿脉冲波速率 (cfPWV) 通过平平度计.
- 通过自我报告评估身体活动,并使用多变量线性回归分析相关性.
主要成果:
- 增加的总体身体活动与较低的cfPWV显著相关,表明大动脉硬性减少.
- 在调整了人口和心血管疾病风险因素后,这种关联仍然存在.
- 这种关系甚至在比较符合美国心脏协会体育活动建议的参与者与不符合这些建议的参与者时也是如此.
结论:
- 较高的体力活动水平与黑人成年人的下大动脉硬有关.
- 研究结果支持体育活动在减轻血管衰老和心血管风险方面的作用.
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