Powerballs - what are they?
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ultimuttginge
Posts: 58
Quick question...what's a power ball? How do they work?
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Replies
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A load of balls.
Seriously though, I'd love to know if they actually do anything.0 -
Lol. Fair enough. A fad then?0
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Read this:
http://en.wikipedia.org/wiki/Gyroscopic_exercise_tool
Palm, forearm and finger strength. Meh.0 -
Quick question...what's a power ball? How do they work?0
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