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A, pulse wave velocity (PWV) in young sedentary (YSED), old sedentary (OSED), young exercise trained (YET), and old exercise trained (OET) rats. B and C, values for PWV before (pre) and after (post) 10 weeks of cage confinement (B, n = 11) or exercise training (C, n = 21) in old rats. *Effect of age (P ≤ 0.05). †Effect of exercise training (P ≤ 0.05). §Significant difference post vs. pre (P ≤ 0.05).
