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Published on Sep 23, 2008
The plank works the centerline of your stomach, obliques, and waistline. Learn how to do the plank knee to elbow exercise in this free fitness video from a personal trainer at Gold's Gym.
Expert: Amy McCauley Contact: www.goldsgym.com Bio: Amy McCauley has been a certified personal fitness trainer since 1995. She specializes in Pilates, combat cardio, core conditioning and overall strength training. Filmmaker: Reel Media LLC