In a very deliberate and controlled motion, lift feet and arms off the ground, STOP, slowly lower them now. It is crucial that you don't drop them to the floor. It is always a slow and controlled movement. If you have never isolated your Lumbar region don't expect to be real strong. If you cannot complete ten, just make sure you focus on your form and do what you can.
Form is far more important and finishing the set.
You will be surprised of the progress that you can achieve with consistency. You'll want to perform this exercise three days a week with one day rest between. If you find that you cannot lift your upper body up, you can put your hands down to your sides and follow the form explained above. As your back becomes stronger, you can increase the difficulty and move the arms overhead. Abdominals To work the abdominals we must break them down into the simplest movement possible.