Incline Compound Sit-UpPosition a sit-up board on a 25-30 degree angle. Sit down on the board with your feet on the high side and under the strap. With your knees just slightly bent, put your hands behind your head and your chin on your chest. From this position, twist your torso to the right and inhale while lying back until your lower back touches the board. Return to the up position and exhale.Now, twist your torso back to a straight position and inhale as your do a regular sit-upAfter returning the the top position, twist your torso the the left and repeat the movement. You then twist your torso back to a straight postion and do a regular sit-up, then go to the right side, etc.
Compound Sit-Up
Sit down on a sit-up board and hook your feet under the strap. With your knees slightly bent, put you hands behind your head and your chin on your chest.
Twist your torso to the right and inhale as you lower your torso until your lower back touches the board. Return to the starting position and exhale. Now twist your torso back to a straight position and inhale as you do a regular sit-up. After returning to the tip position, twist your torso the left and repeat the movement. You then twist your torso to a straight position and do a regular sit-up again and then go back to the right etc.