What exercise accomplishes:
Cable crunches work the upper and lower abs.
Implementation: (A) Attach a rope to an overhead
pulley. go down on your knees and grip the rope with both hands. (B) Keeping the
rope in front of your forehead, bend and curl downward, rounding your back,
bringing your head to your knees and crunching the abdominals together. Hold the
crunch at the bottom, then in a controlled manner come back up to the starting
position. Make sure you pull with the strength of your abs, its easy to cheat
with your arms.