身体活动和久坐时间与大动脉硬度和早孕早期自主功能之间的关联
Virginia R Nuckols1, Kristen G Davis1, Gary L Pierce1,2
1Department of Health and Human Physiology, The University of Iowa, Iowa City, Iowa, United States.
Journal of applied physiology (Bethesda, Md. : 1985)
|February 14, 2025
概括
身体活动和久坐不动的行为在怀孕早期不会显著影响大动脉硬或自主功能. 需要进一步的研究,以了解随着怀孕的进展,身体活动和心血管健康之间的不断变化的关系.
科学领域:
- 心血管生理学心血管生理学
- 自主神经系统功能 自主神经系统功能
- 怀孕适应 怀孕适应
背景情况:
- 怀孕涉及到重要的心血管和自主调整.
- 适应能力不足与高血压疾病有关.
- 身体活动 (PA) 和减少久坐行为 (SED) 在怀孕期间可能有利于血管和自主健康.
研究的目的:
- 调查设备测量PA和SED与怀孕第一季度心血管和自主生物标志物的关联.
- 评估与大动脉硬度 (心-大腿脉冲波速,cfPWV),血压变化 (BPV) 和巴罗反射灵敏度 (BRS) 的关系.
主要方法:
- 92名健康的孕妇 (21-44岁) 在妊娠10-12周之间进行了评估.
- 在7天内使用activPAL设备测量PA和SED.
- 大动脉硬度 (cfPWV),BPV和BRS被评估使用非侵入性度计,心电图和手指囊造影.
主要成果:
- 在整体组中,没有发现PA或SED与cfPWV,BPV或BRS之间的显著关联.
- 这些发现对于无孕和有孕的女性来说保持一致.
- 特别是在怀孕12周时,观察到中度至强度的PA和cfPWV之间的反向关联.
结论:
- 设备测量PA和SED与大动脉硬性或第一季度的自主功能标志物无关.
- PA对大动脉硬性的影响可能会随着妊娠年龄的增长而改变.
- 怀孕早期的身体活动水平似乎不会影响关键的心血管和自主性参数.
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