May 03
One of the best exercises for abs is a simple ball crunch. Watch this short video and see if you have been doing it right!
One of the best exercises for abs is a simple ball crunch. Watch this short video and see if you have been doing it right!
May 11th, 2008 at 9:26 pm
I totally agree Seth, the ball is so effective on my entire core. I love that you can do so many different variations on it to