联合运动训练在卵巢切除的老鼠中促进了对心血管自主调节的更多益处,而不是孤立的有氧或抵抗训练
Nicolas Da Costa-Santos1, Gabrielly Minguta Santos Costa2, Adriano Dos-Santos1
1Human Movement Laboratory, São Judas University, São Paulo, Brazil.
概括
在卵巢切除的老鼠中,联合炼训练比单独的有氧或阻力训练更有效地改善了心血管自主调节和巴罗反射灵敏度. 这种方法为管理卵巢剥夺后心血管风险提供了显著的好处.
科学领域:
- 生理学 生理学 生理学
- 运动科学 运动科学
- 心血管健康 心血管健康
背景情况:
- 卵巢剥夺会增加心血管疾病的风险,而久坐不动的生活方式会加剧这种风险.
- 为防止神经肌肉衰退,建议绝经后妇女进行运动,特别是阻力和联合训练.
- 有限的实验数据存在于卵巢切除的动物模型中不同类型的运动对心血管的影响.
研究的目的:
- 调查联合有氧和阻力训练是否比单个训练类型更有效地改善心血管自主调节和卵巢切除的老鼠中的巴罗反射灵敏度.
- 在卵巢剥夺模型中,评估不同运动方案对肌肉质量,自主功能和巴罗反射灵敏度的影响.
主要方法:
- 经过卵巢切除 (Ovx) 的老鼠被分为静坐 (C),Ovx,有氧训练 (OvxAT),抵抗训练 (OvxRT) 和联合训练 (OvxCT) 组.
- 运动干预持续了8周,每天交替进行综合训练.
- 评估了心血管自主调节,心肺反射灵敏度,动脉压,血糖和胰岛素耐受性.
主要成果:
- 综合训练独特地增强了对心动节拍反应的巴罗反射灵敏度,并降低了所有静缩血压变化参数.
- 有氧和综合训练组 (OvxAT,OvxCT) 均表现出较低的静脉缩压,静脉缩压和平均动脉压.
- 运动训练,特别是联合训练,改善了心脏自主调节.
结论:
- 综合训练优于孤立的有氧或阻力训练,可以改善心血管自主调节和卵巢切除的老鼠的巴罗反射灵敏度.
- 这种综合方法有效地减轻与卵巢剥夺相关的心血管风险.
- 综合训练为改善绝经后心血管健康提供了一个有希望的策略.
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