Fig. 1From: Acute effects of strength and endurance exercise on serum BDNF and IGF-1 levels in older menPercent change and effect size (95% CI) in the variables (BDNF (a), IGF-1 (b) and Platelet (c)) for the groups. ES: Effect size. BDNF: Brain derived neurotrophic factor. IGF-1: Insulin-like growth factor 1Back to article page