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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...
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...
Rheumatic Heart Disease III: Medical Management01:21

Rheumatic Heart Disease III: Medical Management

Rheumatic heart disease (RHD) management can be divided into two main strategies: prevention and long-term management.Primary PreventionPrimary prevention focuses on timely diagnosis and management of group A streptococcal pharyngitis to prevent acute rheumatic fever. The most widely used antibiotic for treating this condition is intramuscular benzathine penicillin G.Acute Rheumatic Fever TreatmentThe primary treatment goal for a patient diagnosed with acute rheumatic fever is to suppress the...
Exercise and Muscle Performance01:27

Exercise and Muscle Performance

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...
Exercise Stress Test01:26

Exercise Stress Test

Introduction
Exercise stress testing, commonly known as a treadmill test, is a noninvasive procedure used to evaluate cardiovascular function and diagnose heart conditions.
Definition
An exercise stress test measures the heart's response to exertion using a treadmill or stationary bicycle. Chest electrodes record the heart's electrical activity through an ECG, and blood pressure is monitored regularly.
Purposes
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...

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Related Experiment Video

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Home-Based Prescribed Pulmonary Exercise in Patients with Stable Chronic Obstructive Pulmonary Disease
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Published on: August 24, 2019

Aerobic exercise is safe and effective in systemic sclerosis.

N C Oliveira1, L M dos Santos Sabbag, A L de Sá Pinto

  • 1Department of Rheumatology, University of Sao Paulo, Av. Dr. Arnaldo, 455 - 3 degrees andar - sala 3133, Sao Paulo 01246-903, Brazil. reumato@usp.br

International Journal of Sports Medicine
|July 31, 2009
PubMed
Summary

Aerobic exercise safely improves exercise capacity in systemic sclerosis patients. This intervention enhanced peak oxygen consumption and exercise intensity, showing potential for disease management.

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Area of Science:

  • Cardiology
  • Pulmonology
  • Rehabilitation Medicine

Background:

  • Systemic sclerosis is associated with reduced exercise capacity compared to healthy individuals.
  • Evaluating aerobic exercise as a safe and effective intervention for improving aerobic capacity in systemic sclerosis patients is crucial.

Purpose of the Study:

  • To assess the safety and efficacy of an 8-week moderate-intensity aerobic exercise program in systemic sclerosis patients.

Main Methods:

  • An 8-week aerobic exercise program involving seven systemic sclerosis patients (without pulmonary impairment) and seven healthy controls.
  • Measurements included peak oxygen consumption, peak blood lactate, and peak exercise oxygen saturation.

Main Results:

  • Both patients and controls showed significant improvements in peak oxygen consumption and exercise intensity.
  • Systemic sclerosis patients demonstrated improved peak exercise oxygen saturation post-intervention.
  • No significant changes were observed in Rodnan scores, digital ulcers, or Raynaud's phenomenon.

Conclusions:

  • Aerobic exercise is a feasible intervention for improving aerobic capacity in systemic sclerosis management.
  • Further large-scale prospective studies are needed to determine long-term benefits.