在肥胖的年轻人中,鼓动肌肉训练改善了心率变化和呼吸肌肉强度
Piangkwan Sa-Nguanmoo1,2, Sainatee Pratanaphon1,2, Arisa Parameyong1,2
1Department of Physical Therapy, Faculty of Associated Medical Sciences, Chiang Mai University, Chiang Mai, Thailand.
PloS one
|August 20, 2025
概括
在肥胖的年轻人中,呼吸肌肉训练 (IMT) 显著改善了呼吸肌肉的强度和心率的变化. 这种非药理学方法显示出潜在的心血管益处,尽管肺功能保持不变.
科学领域:
- 运动生理学
- 心血管健康
- 肥胖研究
背景情况:
- 肥胖与自主功能受损和心肺呼吸能力下降有关.
- 鼓舞性肌肉训练 (IMT) 是一种非药物干预,对呼吸系统和心血管健康有潜在的益处.
- 年轻的肥胖成年人可以从有针对性的干预措施中获益,
研究的目的:
- 确定IMT对肥胖年轻人的肺功能,呼吸肌肉强度和心率变化 (HRV) 的影响.
- 调查IMT是否可以增强自主调节,特别是同情血管平衡.
- 测试IMT改善肥胖年轻人的呼吸肌肉强度和自主调节的假设.
主要方法:
- 一项随机对照试验,涉及19名肥胖年轻人 (BMI ≥25 kg/ m2,年龄在18- 25岁之间).
- 参与者被分配到一个IMT组 (55%MIP,每天两次呼吸30次,每周5天4周) 或对照组.
- 测量包括肺功能,最大吸气压 (MIP) 和 HRV 在基线,第2周和第4周.
主要成果:
- 在IMT组中,在第二周观察到灵感肌肉强度的显著改善 (p < 0. 05).
- 在IMT组中,HRV的低频/ 高频 (LF/ HF) 比率下降,表明交感血管平衡有所改善.
- 在肺功能或呼吸肌肉耐力方面,两组之间没有发现显著差异.
结论:
- 在肥胖的年轻人中,IMT有效地增加了呼吸肌肉的强度.
- IMT改善自主调节,正如增强的HRV和同情血管平衡所证明的那样.
- IMT为改善年轻肥胖者的心血管健康指标提供了一个有前途的非药物治疗策略.
更多相关视频
相关概念视频
Physiological Control of Respiration
3.3K
Introduction
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
Regulation of Ventilation
The body maintains ventilation by monitoring levels of carbon dioxide (CO2), oxygen (O2), and hydrogen ion concentration (pH) in the arterial blood. Among these factors, the level of CO2 plays a crucial...
Breathing, a seemingly passive process, is regulated by the respiratory center in the brainstem. This center coordinates the involuntary control of respirations, which means it occurs without conscious effort, ensuring a smooth and uninterrupted pattern.
Regulation of Ventilation
The body maintains ventilation by monitoring levels of carbon dioxide (CO2), oxygen (O2), and hydrogen ion concentration (pH) in the arterial blood. Among these factors, the level of CO2 plays a crucial...
3.3K
Factors Affecting Respiration
7.1K
Respiration is a crucial physiological function involving exchanging oxygen (O2) and carbon dioxide (CO2) between an organism and its environment. Various factors can impact this essential process:
7.1K
Respiratory Capacities
884
Respiratory capacities are crucial indicators of lung function, representing the maximum amount of air an individual's respiratory system can handle during various breathing phases.
One key metric is the Inspiratory Capacity (IC), which represents the maximum amount of air that can be inhaled with full effort. IC is calculated by summing the tidal volume and inspiratory reserve volume, typically ranging from 2.4 to 3.6 liters.
The Functional Residual Capacity (FRC) represents the air in the...
One key metric is the Inspiratory Capacity (IC), which represents the maximum amount of air that can be inhaled with full effort. IC is calculated by summing the tidal volume and inspiratory reserve volume, typically ranging from 2.4 to 3.6 liters.
The Functional Residual Capacity (FRC) represents the air in the...
884
Respiratory Volumes
1.7K
Respiratory volumes are crucial metrics, meticulously measured to quantify the air exchanged in and out of the lungs during various phases of the breathing cycle. These precise measurements are vital for assessing lung function, diagnosing respiratory conditions, and monitoring overall respiratory health. Each parameter provides specific insights into the mechanics of breathing and the functional capacity of the lungs.
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...
Tidal Volume (TV) Tidal volume (TV) is the air inhaled or exhaled in a...
1.7K
Assessment of Airway, Skin Color, and Use of Accessory Muscles
1.1K
A thorough assessment of respiratory health is paramount in clinical settings to identify and manage respiratory distress and ensure adequate oxygenation. This article elaborates on the critical aspects of respiratory evaluation, including airway assessment, skin color examination, and the observation of accessory muscle use, which are integral to effectively diagnosing and managing patients with respiratory conditions.
Introduction
The initial evaluation of a patient's respiratory system...
Introduction
The initial evaluation of a patient's respiratory system...
1.1K
Respiratory Volumes and Capacities I
1.2K
Assessing the respiratory rate and rhythm for a complete minute is crucial for evaluating the breathing pattern. Even a minor increase in the patient's average respiratory rate, by as little as three to five breaths per minute, is an early and vital indicator of respiratory distress. Patients with a respiratory rate exceeding twenty-four breaths per minute require close monitoring to determine the physiological alterations. This careful observation is essential for prompt recognition and...
1.2K


