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Regular Physical Activity and Vascular Aging.

Bárbara M M Antunes, Fabrício E Rossi, Jason M Cholewa

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Regular exercise combats chronic inflammation and vascular disease by improving endothelial function and reducing oxidative stress. Physical activity promotes anti-inflammatory myokines, offering protection against age-related cardiovascular decline.

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Area of Science:

  • Exercise physiology
  • Molecular biology
  • Cardiovascular health

Background:

  • Aging and inactivity promote chronic inflammation, linked to diseases like hypertension, type 2 diabetes, dyslipidemia, and obesity.
  • Cardiovascular disease is a leading global cause of mortality.
  • Exercising muscle releases myokines with anti-inflammatory effects, counteracting inflammatory processes.

Purpose of the Study:

  • To review molecular mechanisms linking exercise types to cellular oxidative stress.
  • To explore therapeutic strategies for enhancing vascular health through exercise.

Main Methods:

  • Review of literature on exercise, oxidative stress, and vascular health.
  • Analysis of molecular pathways affected by exercise.
  • Examination of emerging therapeutic interventions.

Main Results:

  • Exercise enhances shear stress and mitochondrial biogenesis.
  • It upregulates the mitochondrial antioxidant system, suppressing TNF-α and protecting against vascular impairment.
  • Exercise induces anti-inflammatory actions.

Conclusions:

  • Exercise training prevents and restores age-related endothelial dysfunction.
  • Benefits include restored NO availability, reduced oxidative stress, and regulated apoptosis.
  • Exercise minimizes vascular inflammation and reduces atherosclerotic plaque formation.