The back extension on the fitness ball is a small movement with a big benefit. Become more confident in your daily activities knowing your strong lower back will help you avoid injury and perform at a higher level in your training. Follow this exercise video for a safe and effective workout. This is a 15 rep set exercise demonstration. This exercise is part of a full length workout video from the mypypeline.com advanced fitness program, STX Strength Training Extreme Series, Volume 1, Session 10.
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