Impact of Exercise on Physiological, Biochemical, and Analytical Parameters in Patients with Heart Failure with
1Medicine Department, Parc Taulí Hospital Universitari, Institut d'Investigació i Innovació Parc Taulí I3PT, 08208 Sabadell, Spain.
Abstract:
Heart failure with reduced ejection fraction (HFrEF) is a condition marked by diminished cardiac output and impaired oxygen delivery to tissues. Exercise, once avoided in HFrEF patients due to safety concerns, is now recognized as an important therapeutic intervention. Structured exercise improves various physiological, biochemical, and analytical parameters, including cardiac output, endothelial function, skeletal muscle performance, and autonomic regulation. Biochemically, exercise induces favorable changes in inflammatory markers, lipid profiles, glucose metabolism, and renal function. This paper reviews these changes, highlighting how exercise can be safely incorporated into HFrEF management. Further research is needed to tailor exercise interventions for individual patients to optimize outcomes.
Related Concept Videos
Exercise and Cardiovascular Response
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...
Pathophysiology of Heart Failure
Exercise and Cardiac Output
Sustained exercise increases the muscles' oxygen demand, which can be...
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System
Heart Failure Drugs: β-Blockers
Pathophysiology of Cardiac Performance


