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Average values of triceps size and triceps isometric strength in high level body builders and weightlifters. Size is expressed as triceps cross sectional area (CSA) determined with ultrasonography. Strength of arm extensor is measured at the wrist with elbow at 80° and is then normalized to CSA. Body builders n = 32, weightlifters n = 20, means and standard errors, * p<0.05. Original figure from data reported in Ikegawa et al. 2008.2
