在精英艺术游泳运动员中,对完整和细分双重唱的生理反应
Xavier Iglesias1, Lara Rodríguez-Zamora2, Marta Carrasco-Marginet1
1Grup de Recerca en Ciències de l'Esport INEFC Barcelona (GRCEIB), Institut Nacional d'Educació Física de Catalunya (INEFC), Universitat de Barcelona (UB), Barcelona, Spain.
PloS one
|October 7, 2025
概括
精英艺术游泳者经历了高度的生理需求,在日常活动中氧气吸收 (VO2) 和心率迅速达到峰值. 短暂的呼吸暂停 (<20秒) 并没有显著改变VO2或乳酸,这表明累积的运动强度驱动生理负荷.
科学领域:
- 运动生理学 体育生理学
- 运动科学 运动科学
- 心血管生理学心血管生理学
背景情况:
- 艺术游泳需要高强度和长时间的喘息.
- 测量氧气吸收 (VO2) 是由于水浸沉具有挑战性的.
- 了解生理反应对于训练和预防伤害至关重要.
研究的目的:
- 分析在自由二重奏程序期间精英艺术游泳运动员的急性生理反应 (VO2,血乳酸,心率).
- 为了研究分段例程的影响,强调最长的呼吸暂停在生理标志物上.
- 为了区分单独的呼吸暂停和整体常规强度的影响.
主要方法:
- 十六名精英艺术游泳者执行完整和细分的程序.
- 氧气吸收 (VO2) 估计使用逆向推算.
- 在六个关键点测量血乳酸和心率,包括呼吸暂停前后的间隔.
主要成果:
- 在67秒内,VO2达到~90%的峰值.
- 血液中的乳糖水平逐渐增加,达到5.93 mmol·L-1.1的峰值.
- 心率表现出显著的波动 (最大203.8bpm,最小71.9bpm),在呼吸暂停期间出现胸.
- 在短期呼吸暂停 (<20秒) 周围没有发现显著的VO2或乳酸变化.
结论:
- 艺术游泳程序中的短暂呼吸暂停可能不会独立导致显著的生理变化.
- 总体的生理应变可能受到持续的运动强度和重复性呼吸暂停的累积效应的影响.
- 进一步的研究可以探索更长的呼吸暂停或不同的例行结构,以了解它们的特定生理影响.
相关概念视频
01:20Exercise 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
01:27Exercise and Muscle Performance
2.3K
Exercise induces a range of adaptations in muscle tissue, depending on the type and duration of activity. Such physical training can be broadly categorized into two types: endurance exercises and resistance exercises.
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
Endurance exercises
Endurance exercises involve running, swimming, or cycling, which require repetitive movements with low force output. When a person engages in endurance exercise, a few noticeable changes occur in their skeletal muscles. For instance, the number of capillaries...
2.3K
01:17Exercise 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
01:04Social Facilitation
36.0K
Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
36.0K