急性社交时差增加了早晨的血压激增:一个随机交叉试验
Nobuhiro Nakamura1, Hiroshi Akiyama2, Mei Nishimura3
1Faculty of Sport Sciences, Waseda University, Tokorozawa, Saitama, Japan.
概括
急性社交时差 (SJL) 显著增加了早晨的血压 (BP) 激增和动脉硬. 这项研究表明,即使是短期的SJL也可能对心血管健康产生负面影响.
科学领域:
- 心血管生理学心血管生理学
- 睡眠医学 睡眠医学
- 时间生物学 时间生物学
背景情况:
- 社会时差 (SJL) 是工作日和休息日睡眠时间之间的差异,通常被视为慢性问题.
- 新出现的证据表明,急性SJL也可能对心血管健康产生不利影响.
研究的目的:
- 为了研究SJL对健康男性早晨血压 (BP) 激增的急性影响.
- 评估急性SJL对中枢动脉硬性的影响.
主要方法:
- 一个随机交叉试验,涉及20名健康男性.
- 参与者经历了SJL (周末晚上睡觉时间延迟3小时) 或对照条件 (一致的睡眠和清醒时间).
- 在干预前后评估静止心血管变量,包括带 - 骨脉冲波速度 (cfPWV) 和门诊血压.
主要成果:
- 与基线和对照组相比,急性SJL显著增加了早晨的血压激增和cfPWV.
- 观察到cfPWV的增加和早晨血压激增的增加之间存在正相关性.
- 这些发现表明,急性SJL急性损害心血管功能.
结论:
- 即使是短期的社交时差也可以增加早晨的血压激增.
- 这种增强与中枢动脉硬度的增加有关.
- 这些结果强调了与急性SJL相关的直接心血管风险.
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