Abdominals
Obliques
Sit on ab crunch machine, adjust seat and pads for proper fit.
Place feet under foot pads or flat on floor.
Grip handles or place arms against pads as designed.
Engage core. Exhale and contract abs to pull upper torso downwards/forward towards knees.
Focus on flexing the spine using abdominal muscles.
Pause briefly at peak contraction.
Inhale and slowly return to starting position with control.
Repeat for desired repetitions.