Kneeling biceps curls on the Total Gym are a Great way to work core stabilization while you work biceps. <br /><br />Read a comprehensive, honest review of the total Gym here: <br /><br />http://AskTheTrainer.com/total-gym.html <br /><br />Find more exercise videos of the Total Gym here: <br /><br />http://AskTheTrainer.com/total-gym-workout-videos.html <br /><br />Personal Trainer Michael Behnken, MS, CSCS