Sitting on a fitness ball
01/18/13 21:58:00
By Michael Mealling
Part of my saw sharpening is improving my posture and core strength. One recommendation I'll be trying is sitting on a ball instead of a chair:
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01/18/13 21:58:00
By Michael Mealling
Part of my saw sharpening is improving my posture and core strength. One recommendation I'll be trying is sitting on a ball instead of a chair: