| 摘要 |
<p>The exercise device and method of using assist the exerciser in all abdominal muscle and gluteal muscle toning and strengthening exercises by use of an adjustable resilient means (3) to provide resistance and absorb impact for the exerciser's eccentric range of motion, while supporting or boosting exerciser's concentric range of motion. The device offers support for the exerciser's hips, back, neck, and head through the full range of abdominal and gluteal toning and strengthening exercises. The device includes a seat member (1) and back member (2) pivotally connected so that the seat and back provide a horizontal platform for the exerciser's use in a full range of abdominal or gluteal exercises. When the device is not in use, the back member and seat member fold together for ease of storage or portability. Another embodiment comprises adjustable foot and back member positioning and is supported by an external frame assembly.</p> |
