与肥胖相关的缩小螺旋量和改变的呼吸模式与隔膜的机械缺点有关
Leonardo Cesanelli1, Federico Cesanelli2, Hans Degens3
1Institute of Sport Science and Innovations, Lithuanian Sports University, Kaunas, Lithuania; Department of Health Promotion and Rehabilitation, Lithuanian Sports University, Kaunas, Lithuania.
Respiratory physiology & neurobiology
|April 28, 2024
概括
肥胖个体的呼吸模式发生了变化,包括更高的呼吸速率和更低的潮体积. 增加的身体脂肪会影响隔膜功能,导致灵感肌肉变弱.
科学领域:
- 生理学 生理学 生理学
- 呼吸系统医学 呼吸系统医学
- 肥胖问题研究研究
背景情况:
- 肥胖与改变的呼吸机制有关.
- 了解肥胖的呼吸模式变化对于呼吸系统健康至关重要.
- 以前的研究表明,肥胖患者的呼吸道肌肉功能受损.
研究的目的:
- 描述肥胖个体在坐着和站着时的呼吸模式.
- 识别在日常活动中导致呼吸变化的因素.
- 在肥胖症中评估呼吸肌肉强度和腹膜功能.
主要方法:
- 招募了20名肥胖男性和20名对照人群.
- 测量的人类测量,呼吸模式 (坐着/站着),螺旋计,呼吸压力.
- 使用隔膜B模式超声波来评估隔膜功能.
主要成果:
- 肥胖组的潮体积较低,呼吸速率较高 (p<0.05).
- 螺旋测量功能受损和呼吸肌肉强度降低,尤其是吸气功能 (p<0.05).
- 隔膜较厚但较弱,加厚分数和外出减少 (p<0.05);BMI与呼吸道标志物负相关 (p<0.05).
结论:
- 肥胖个体表现出改变的呼吸模式 (更高的呼吸速率,较低的潮体积) 由于机械约束从多余的脂肪.
- 增加的脂肪导致机械上处于劣势和较弱的隔膜,损害了吸入功能.
- 肥胖严重损害呼吸功能和隔膜机制,突出需要呼吸干预措施.
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