How to do a Back Extension - Kevin Cornell
Kevin Cornell of California Strength teaches you how, why and when to do a back extension. Ease lower back pain. This is a good exercise for weightlifters and anyone looking to improve your lower back strength.
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Category: Cal Strength Exercises
Kevin Cornell of California Strength teaches you how, why and when to do a back extension. Ease lower back pain. This is a good exercise for weightlifters and anyone looking to improve your lower back strength.
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