I used to have one at home but got rid of it because it took up too much space. You do definitely get results with it if you use it properly, they increase the intensity of your workout because you are having to use your muscles more (and in a slightly different way) to maintain balance. All the big gyms have them, my hospital has them in the physio department and many...
Whilst I do not know, I can say I sincerely doubt they achieve much at all. What is the claim ? That it shakes your fat cells away and makes your muscle cells swell up ?
I used to have one at home but got rid of it because it took up too much space. You do definitely get results with it if you use it properly, they increase the intensity of your workout because you are having to use your muscles more (and in a slightly different way) to maintain balance. All the big gyms have them, my hospital has them in the physio department and many of the leading premiership football teams have them in their gyms.
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