Ab Exercises: The Stomach Crunch On An Exercise Ball
See more free online exercise videos at http://befitandstrong.com. The stomach crunch has been a staple ab exercise for many years. But when done on an exercise ball, the effectiveness of the exercise is dramatically increased. You’ll find this exercise not only works the abdominal muscles, but also works the thighs and butt as you work to maintain your balance. Check out this free online exercise video to see exactly how it’s done.
Duration : 0:1:58
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what song is in the …
what song is in the background .. rlly good!!
i hurt y tail bone …
i hurt y tail bone with that ball what do you mean your not going to get hurt?!
i have a ball like …
i have a ball like that
hmmm good!!!:D
hmmm good!!!:D
lovely
lovely
good.
good.