Does anyone use a fitness ball?
asked:
I just got one and it seems like a lot of fun. I sat on one today during work for half the day and I can definately feel it in my ****. What do you do with your fitness ball? I needto learn some exercises.
I just got one and it seems like a lot of fun. I sat on one today during work for half the day and I can definately feel it in my ****. What do you do with your fitness ball? I needto learn some exercises.

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