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Related Concept Videos

Exercise and Cardiovascular Response01:20

Exercise and Cardiovascular Response

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...
Inflammatory Response01:28

Inflammatory Response

An inflammatory response is a localized, nonspecific immune reaction that occurs when a tissue is injured. It is characterized by redness, swelling, heat, and pain, which are commonly called the cardinal signs and symptoms of inflammation. Inflammation can sometimes result in a loss of function.
Inflammation can be triggered by various stimuli, such as impact, abrasion, chemical irritation, infections, and extreme hot or cold temperatures. These can damage cells and connective tissue fibers,...
Atherosclerosis III: Management01:26

Atherosclerosis III: Management

Management of atherosclerosis involves an integrated strategy encompassing pharmacological treatment, surgical interventions, lifestyle changes, and nutrition therapy to address the multifactorial nature of the disease.Pharmacological TherapyA cornerstone of atherosclerosis management is the use of pharmacological agents. Statins, such as atorvastatin, are pivotal in inhibiting HMG-CoA reductase, an enzyme that catalyzes an initial step in cholesterol synthesis in the liver. This reduction in...
Inflammation01:38

Inflammation

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Acute Inflammation III: Local and Systemic Effects01:25

Acute Inflammation III: Local and Systemic Effects

Acute inflammation produces a coordinated set of local and systemic changes that limit injury, eliminate pathogens, and initiate repair. These responses arise within minutes of infection, trauma, or chemical insult and are driven by vascular alterations and leukocyte-derived mediators. When the stimulus resolves, the reaction typically abates within days.Local EffectsAt the site of injury, arteriolar vasodilation increases blood flow, resulting in redness and warmth. Simultaneously, increased...
Exercise and Cardiac Output01:17

Exercise and Cardiac Output

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 met...

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A Chronic High-Intensity Interval Training and Diet-Induced Obesity Model to Maximize Exercise Effort and Induce Physiologic Changes in Rats
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Physical activity, exercise and low-grade systemic inflammation.

Julia Wärnberg1, Karen Cunningham, Javier Romeo

  • 1Immunonutrition Research Group, Department of Metabolism and Nutrition, Instituto del Frío-ICTAN, Spanish National Research Council (CSIC), Madrid, Spain. julia.warnberg@immunonutrition.info

The Proceedings of the Nutrition Society
|July 6, 2010
PubMed
Summary

Physical activity and exercise may reduce chronic low-grade inflammation, a factor in obesity, type-II diabetes, and cardiovascular disease (CVD). Research explores if these benefits stem from exercise itself or improved body composition.

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07:26

Conducting Maximal and Submaximal Endurance Exercise Testing to Measure Physiological and Biological Responses to Acute Exercise in Humans

Published on: October 17, 2018

Area of Science:

  • Immunology
  • Exercise Physiology
  • Public Health

Background:

  • Chronic low-grade inflammation is implicated in the pathogenesis of major chronic diseases, including cardiovascular disease (CVD).
  • Obesity is frequently linked to elevated inflammation levels, suggesting it is characterized by a chronic inflammatory state.
  • Understanding how physical activity influences inflammation is crucial for disease prevention.

Purpose of the Study:

  • To review current research on the role of physical activity and exercise in mitigating risks associated with obesity, type-II diabetes, and CVD.
  • To examine the impact of physical activity on the chronic low-grade inflammatory state.
  • To investigate whether the anti-inflammatory effects of exercise are independent of body composition changes.

Main Methods:

  • Systematic review of prospective studies and existing research.
  • Analysis of the relationship between physical activity, inflammatory markers, and body composition.
  • Evaluation of hypotheses regarding the independence of physical activity's anti-inflammatory effects from fatness.

Main Results:

  • Physical activity and exercise are of significant interest for their potential to modulate inflammation.
  • Most studies hypothesize that the link between physical activity and inflammatory markers is independent of body fat.
  • However, few studies have definitively proven this independence, leaving ambiguity.

Conclusions:

  • Physical activity and exercise show promise in reducing chronic low-grade inflammation, a key factor in obesity and related diseases like type-II diabetes and CVD.
  • The precise mechanisms, whether exercise per se or resultant body composition changes, require further elucidation.
  • Further research is needed to confirm the independent anti-inflammatory benefits of exercise.