Primary Muscle Group: Front upper arms
Muscle Groups Worked in This Exercise: Biceps brachii (long and short heads and Brachialis
Preparation: Sit on the ball with the band under both feet. Grasp each end of the band with each hand. Extend your arms fully toward the floor with your palms facing away from your upper body.
Breathing: Exhale as you bend your arms and inhale as you lower back to start position.
Execution: Bend your arms and lift your hands to your shoulders. Return to starting position.
Comments: Bicep curls with a resistance band gives a better workout because there's a positive and negative resistance.