使用心脏自主活动检查运动剂量-反应在女性大学冰球运动员的心脏自主活动
Maggie L Peterson1,2, Patrick E Monforton1,2, Anthony R Bain1
1Department of Kinesiology, Faculty of Human Kinetics, University of Windsor, Windsor, ON N9B 3P4, Canada.
Sports (Basel, Switzerland)
|September 26, 2025
概括
心率变化 (HRV) 比休息心率 (RHR) 更好地量化冰球运动压力的女性冰球运动员. HRV对训练负载和高强度活动表现出敏感性,这表明它在监测运动员反应方面具有实用性.
科学领域:
- 运动医学 运动医学
- 运动生理学 运动生理学
- 心血管生理学心血管生理学
背景情况:
- 女子冰球运动员在训练和比赛期间面临重大的心血管压力.
- 关于女性冰球运动员的运动剂量-反应特征的研究有限.
- 了解运动员对训练负载的反应对表现和健康至关重要.
研究的目的:
- 在整个竞技赛季内调查心脏自主活动的每日和每周变化.
- 评估心脏自主活动与累积的运动压力之间的关联.
- 为了比较心率变化 (HRV) 和静止心率 (RHR) 响应运动的灵敏度.
主要方法:
- 21名女冰球运动员参与了这项研究.
- 用心率监测器计算了训练负载 (TL) 和高强度活动 (HIA) 的时间.
- 用休息心率 (RHR) 和连续R-R间隔 (rMSSD) 的平方根平均值来测量心脏自主活动.
主要成果:
- 观察到HRV (rMSSD) 与TL和HIA之间存在显著的关联 (r = -0.420,p = 0.058).
- 在RHR和TL或HIA之间没有发现显著的关联.
- 在约50%的比赛中,rMSSD低于典型的错误值,这表明了相当大的生理压力.
结论:
- 心率变化 (HRV) 在量化女性冰球运动员对冰上运动压力的生理反应方面比休息心率 (RHR) 更敏感.
- 在这个人群中,HRV可以有效地监测对运动压力的剂量反应.
- 调查结果强调了考虑HRV在训练负载管理和运动员监测方面的重要性.
相关概念视频
Exercise and Cardiovascular Response
3.9K
Exercise significantly impacts cardiovascular response, which is crucial for understanding patient health and designing effective treatment plans.
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
Light to moderate physical activity initiates a series of interconnected responses in the body. The heart rate modestly increases in anticipation of the workout, followed by widespread vasodilation as oxygen consumption by skeletal muscles increases. This results in decreased peripheral resistance, increased capillary blood flow, and accelerated...
3.9K
Exercise and Cardiac Output
1.8K
Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
Sustained exercise increases the muscles' oxygen demand, which can be...
Sustained exercise increases the muscles' oxygen demand, which can be...
1.8K
Cardiac Output I:Effect of Heart Rate on Cardiac Output
2.4K
Cardiac Output
Cardiac output (CO) refers to the total amount of blood ejected by one of the ventricles in liters per minute (L/min). In a resting adult, CO ranges from 5 to 6 L/min, adjusting according to the body's metabolic requirements.
Effect of Heart Rate on Cardiac Output
Cardiac output adapts to metabolic demands during stress, physical activity, or illness. The autonomic nervous system regulates heart rate via the sinoatrial node. The parasympathetic nervous system decreases heart...
Cardiac output (CO) refers to the total amount of blood ejected by one of the ventricles in liters per minute (L/min). In a resting adult, CO ranges from 5 to 6 L/min, adjusting according to the body's metabolic requirements.
Effect of Heart Rate on Cardiac Output
Cardiac output adapts to metabolic demands during stress, physical activity, or illness. The autonomic nervous system regulates heart rate via the sinoatrial node. The parasympathetic nervous system decreases heart...
2.4K
Exercise Stress Test
1.2K
Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
1.2K


