Fig. 1From: Serum Cardiac and Skeletal Muscle Marker Changes in Repetitive Breath-hold DivingSerum levels of cardiac and skeletal muscle stress biomarker changes after a session of BH-diving training. Data are presented as mean ± standard deviation (SD). The height of the columns represents means and the error bars represent sd’s. *p < 0.05, **p < 0.01, ***p < 0.001, ****p < 0.0001Back to article page