| 摘要 |
A free-standing exercise device is disclosed for exercising the abdominal muscles of a user being in a substantially upright position. The exercise device includes a base structure, an upper structure, two handles and a beam element. The beam element is suspended by tensioning means and is configured, positioned and sized to directly engage the abdomen when the user grasps the handles and pulls himself or herself forward and backward relative to the handles. The exercise device may further include a skateboard or roller device to facilitate the forward and backward movement by the user.
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