A support device comprising a first arch for a left-side anterior torso having a first superior contact point and a first inferior contact point; a second arch for a right-side anterior torso having a second superior contact point and a second inferior contact point; an anterior connecting means to connect said first longitudinal extended arch with said second longitudinal extended arch; and a posterior connecting means to connect said first longitudinal extended arch with said second longitudinal extended arch; whereby said extended portions restrict movement of a spine during a motion, and associated method of use.