Sit-Up Execution 1. Hook your feet under the pad and sit on the decline bench with your torso upright. 2. Lower your torso backward until it is almost parallel to the floor. 3. Return to the upright position by bending at the waist. Muscles Involved Primary: Rectus abdominis. Secondary: Quadriceps, hip flexors. Anatomic Focus Hand position: You may hold your hands together behind your lower back, cross them in front of your chest, or interlock them behind your head. As your hands shift position from your lower back to your chest to your head, the relative resistance increases. Foot position: Secure your feet under a roller pad or comparable support. Body position: Bend your knees to reduce stress on the lower back. Range of motion: Your torso should be vertically upright in the sitting position, with your abdomen almost touching the thighs. Lower your torso backward until it is almost parallel to the floor, about three-quar...


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