Cardiovascular Fitness and Vascular Inflammatory Markers After Acute Aerobic Exercise.

Autor: Plaisance, Eric P., Taylor, J. Kyle, Alhassan, Sofiya, Abebe, Asheber, Mestek, Michael L., Grandjean, Peter W.
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Zdroj: International Journal of Sport Nutrition & Exercise Metabolism; Apr2007, Vol. 17 Issue 2, p152-162, 11p, 2 Charts, 2 Graphs
Abstrakt: Inflammatory markers such as C-reactive protein (CRP), fibrinogen, and white-blood-cell (WBC) count are strongly associated with cardiovascular disease. The authors' purpose was to compare the inflammatory response to a single aerobic-exercise session between individuals of high and moderate fitness. Ten apparently healthy highly fit and 11 moderately fit men expended 500 kcal at 70% of VO2peak. Fasting blood samples were obtained on 2 consecutive days before and again at 24, 72, and 120 h postexercise. Blood samples were analyzed for CRP, fibrinogen, and WBC count. CRP was 76% lower at baseline in the highly fit group than in the moderately fit group (P = 0.03). CRP, fibrinogen, and WBC count remained unaltered, however, in the days after exercise (P > 0.05 for all). These findings suggest that markers of inflammation are stable in the days after a single session of moderate-intensity aerobic exercise in apparently healthy men of at least average fitness. [ABSTRACT FROM AUTHOR]
Databáze: Complementary Index