a variable resistance abdominal bench is presented which has adjustable feet and handles . the adjustable feet and handles allow the bench to be adjusted to the size of the particular user of the equipment . the bench also has a torso part and a seat part . the torso and seat parts are pivotable . attached to the torso part of the bench is a weight that slides along a track underneath the torso part . the weight can be placed on either side of the pivot point so that a negative or positive resistance can be created . the exerciser thus has the option of doing an assisted sit - up or doing a sit - up against an added weight .