酷:在高强度间歇跑步期间的温度调节在怀孕的精英和休运动员中
Sofia Brevik-Persson1, Christina Gjestvang1, Emilie Mass Dalhaug1
1Department of Sports Medicine, Norwegian School of Sports Sciences, Norway.
Journal of exercise science and fitness
|September 26, 2024
概括
怀孕期间高强度运动是安全的,因为孕妇运动员的核心体温不超过39°C. 怀孕可能会增强温度调节,减少与强度运动相关的风险.
科学领域:
- 运动生理学 运动生理学
- 孕产妇和胎儿医学 孕产妇和胎儿医学
- 热调节 热调节 热调节
背景情况:
- 在怀孕期间定期炼是有益的,但精英运动员可能会超过推的强度和持续时间限制.
- 人们担心母亲的核心体温超过39.0°C,可能导致胎儿形和妊娠并发症的风险.
- 改变温度调节的血流可能会影响胎儿的心血管功能,增加流产和早产的风险.
研究的目的:
- 为了评估孕妇 (怀孕25至35周) 在高强度跑步时核心体温超过39.0°C的风险.
- 研究高强度跑步对孕妇运动员皮肤温度,流体流失和热感的影响,与非孕妇对照组相比.
主要方法:
- 一项涉及30名精英和休运动员 (15名孕妇) 的比较横截面研究.
- 参与者完成了多达五次高强度跑步机间隔.
- 持续测量核心和皮肤温度,使用体重计算流体损失.
主要成果:
- 怀孕的参与者保持了较低的核心体温 (平均差异为-0.47°C),并且在间隔期间显示出较小的升温 (0.10°C),与非怀孕的对照人相比.
- 没有任何怀孕的参与者超过了38.76°C的核心体温.
- 怀孕的参与者表现出更大的皮肤温度升高 (4.08°C对比3.25°C) 和流体流失 (0.81L对比0.50L).
结论:
- 怀孕期间的生理适应可能会改善温度调节.
- 高强度间歇跑不太可能给孕妇运动员带来超过39°C核心体温的风险.
- 研究结果表明,孕妇运动员可以在不超过临界温度值的情况下安全地进行高强度运动.
更多相关视频
05:17Author Spotlight: Enhancing the Offspring Health in Rats with Maternal Exercise During Pregnancy
Published on: April 5, 2024
703
07:40Impact of High-intensity Interval Exercise and Moderate-Intensity Continuous Exercise on the Cardiac Troponin T Level at an Early Stage of Training
Published on: October 10, 2019
7.3K
相关概念视频
Body Temperature
918
The body's temperature, measured in degrees, is determined by the balance between heat production and dissipation to the surrounding environment. For instance, if exercising vigorously, the body will produce more heat, causing sweat and dissipating that heat. Despite extreme environmental conditions and physical exertion, the human temperature-control system maintains a constant core body temperature (the temperature of deep tissues, which are the tissues located beneath the skin and other...
918
Requirements for Human Life
7.9K
The Earth and its atmosphere have provided humans with air, water, and food, but these are not the only requirements for survival. Humans also require a specific range of temperature and pressure that the Earth and its atmosphere provides.
Oxygen
Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are susceptible to a lack of oxygen because they require a...
Oxygen
Atmospheric air is only about 20 percent oxygen, but that oxygen is a key component of the chemical reactions that keep the body alive, including the reactions that produce ATP. Brain cells are susceptible to a lack of oxygen because they require a...
7.9K
Factors Affecting Body Temperature
3.9K
As a nurse, it is vital to understand the factors affecting body temperature to monitor variations and effectively evaluate deviations from regular.
Factors may include:
Factors may include:
3.9K
Thermoregulation
919
The human body has a sophisticated thermoregulation system that employs negative feedback mechanisms to maintain an optimal core temperature. When the core temperature drops, peripheral and central thermoreceptors send signals to the hypothalamus, activating the heat-promoting center. This center triggers several responses aimed at increasing the core temperature. First, vasoconstriction reduces the flow of warm blood from internal organs to the skin so that the heat is not lost from the skin,...
919
Exercise and Cardiovascular Response
745
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...
745
