Fig. 7From: Influence of body mass index and weight lifting on bicep brachii muscle and distal bicep tendon stiffness evaluated using ultrasound elastographySkeletal muscle mass of groups A, B, C, and D. *P < 0.05. SMM skeletal muscle mass, Group A underweight (< 18.5 kg/cm2), Group B normal weight (18.5–24.9 kg/cm2), Group C overweight (25.0–29.9 kg/cm2), Group D obese (> 30.0 kg/cm2)Back to article page