艾滋病毒感染者的高强度运动随机临床试验:对肌肉组成和炎症的影响
Alice S Ryan1, Brandon C Briggs2, Alicia J Lozano2,3
1Department of Veterans Affairs, Department of Medicine, Division of Gerontology, Geriatrics and Palliative Medicine at the University of Maryland School of Medicine, and the Baltimore Geriatric Research, Education and Clinical Center (GRECC), VA Maryland Health Care System.
运动训练改善了艾滋病毒感染的老年人肌肉质量,密度和力量. 这项研究强调了有氧运动和抵抗训练对这个人群的肌肉健康的好处.
科学领域:
- 运动生理学 运动生理学
- 肌肉生物学 肌肉生物学
- 艾滋病毒研究 艾滋病毒研究
背景情况:
- 骨髓炎会对肌肉力量和运动能力产生负面影响.
- 炎症与肌肉骨病有关,但在艾滋病毒感染者 (PWH) 中,运动的影响尚未得到充分研究.
研究的目的:
- 为了研究16周有氧运动和抵抗训练 (AEX+RT) 计划对老年PWH的肌肉特征和炎症的影响.
主要方法:
- 一项随机试验将AEX+RT与50岁以上PWH患者的标准护理进行了比较.
- 计算机断层扫描评估了大腿肌肉区域,肌内脂肪组织 (IMAT) 和密度.
- 测量了一些炎症标志物 (IL-6,hsCRP,TNF-α,IL-18).
主要成果:
- 与对照组相比,AEX+RT显著增加了肌肉面积,密度和腿部力量.
- 观察到IMAT的下降,但没有达到统计学意义.
- 基线肌肉密度和IMAT与炎症标志物相关,但炎症变化与肌肉改善无关.
结论:
- 联合AEX+RT有效提高老年PWH的肌肉质量 (密度,大小,强度).
- 需要对不同人群进行进一步的研究,以了解关联肌肉质量和炎症的机制.
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