休时间的体力活动,但与工作无关的体力活动与血粘度的降低有关. 来自大量人口样本的结果
1Department of Internal Medicine II/Cardiology, Ulm University Medical Center, Germany.
Circulation
|January 21, 1997
概括
定期的体力活动降低了与心脏病相关的因素血粘度. 这项研究发现,休活动显著降低了粘度,而工作活动没有影响. 这可能解释了运动如何保护心脏健康.
科学领域:
- 心血管健康 心血管健康
- 类风病学 类风病学 类风病学
- 流行病学 流行病学
背景情况:
- 休时间的体力活动 (LTPA) 与减少冠心病 (CHD) 有关.
- LTPA的好处部分归因于降低纤维素原,这影响了血粘度.
- 工作活动 (WA) 对血粘度的影响尚不清楚.
研究的目的:
- 为了研究LTPA,WA和血粘度之间的关系.
- 为了确定身体活动是否会影响其他心脏病风险因素.
主要方法:
- 一项针对3522名25-64岁男女的研究.
- 使用问卷评估自报的LTPA和WA.
- 测量了血粘度和其他心血管疾病风险因素.
主要成果:
- 在两种性别中,LTPA与血粘度有显著的反向关联,即使经过风险因素调整后也是如此.
- 高和低LTPA组之间的平均血粘度差异是实质性的和统计学上显著的.
- 工作活动 (WA) 与血粘度没有显著的关联.
结论:
- LTPA独立地与较低的血粘度有关.
- 工作活动不会显著影响血粘度.
- 血粘度降低可能是中介LTPA对心脏病的保护作用的关键机制.
相关概念视频
Alterations in Blood Pressure
Alterations in blood pressure, such as hypertension (high blood pressure) and hypotension (low blood pressure), significantly affect human health. Understanding these conditions' classifications, causes, and symptoms is essential for effective management and treatment.
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart beats)...
Hypertension (High blood pressure)
Hypertension occurs when blood pressure readings consistently exceed the normal range. It is diagnosed when systolic blood pressure (the top number, indicating pressure while the heart beats)...
Special considerations while measuring blood pressure
When assessing blood pressure (BP), healthcare professionals must consider various factors and potential unexpected outcomes to ensure accurate readings and provide proper patient care. Adhering to these guidelines is essential to achieving the most reliable results.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Monitoring Both Arms:
Monitoring BP in both arms during the initial assessment is advisable, as the systolic value may differ by five to ten mm Hg between arms. For subsequent BP assessments, use the arm with the higher reading.
Pre-Procedural Guidelines for Assessing Blood Pressure
Accurate blood pressure assessment is crucial for diagnosing and managing various health conditions. To ensure the reliability of these measurements, healthcare professionals must adhere to standardized pre-procedural guidelines. These guidelines enhance patient safety and improve the overall quality of healthcare. The following steps are essential for obtaining accurate and consistent blood pressure readings, from using the appropriate tools to ensuring effective communication with the patient.
Measurement of Blood Pressure
Assessing blood pressure is a standard procedure executed in virtually all medical environments. The method utilized today was established over a hundred years ago by an innovative Russian doctor, Dr. Nikolai Korotkoff. The soft ticking noise, known as Korotkoff sounds, heard while taking blood pressure readings results from turbulent blood flow within the vessels. The apparatus required for this procedure includes a sphygmomanometer, a blood pressure cuff attached to a gauge, and a stethoscope.
Pulse
When the heart pumps blood out, arterial elastic fibers play a crucial role in sustaining a high-pressure gradient. They expand to accommodate the received blood and then recoil - a process known as the pulse that can be either manually palpated or electronically quantified. Despite a reduction in its effect with increased distance from the heart, elements of the pulse's systolic and diastolic components persist, observable even at the arteriole level.
The pulse serves as a clinical indicator...
The pulse serves as a clinical indicator...
Blood Studies for Cardiovascular System II: CRP, Hcy, and Cardiac Natriuretic Peptide Markers
Cardiac biomarkers are critical in diagnosing, prognosing, and managing cardiovascular diseases. Routine measurement of specific biomarkers such as B-type natriuretic peptide (BNP), C-reactive protein (CRP), and homocysteine (Hcy) is common practice in clinical settings to evaluate heart function and predict cardiovascular events.
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...
These markers indicate stress or strain on the heart muscle:
Natriuretic Peptides (BNP)
Cardiac myocytes produce these hormones in response to ventricular stretching...


