It s the perfect complement to crunches to develop a strong balanced midsection.
Back extensions with twist on the floor or mashine.
Lock your heels under the pads so that you re secure and then lower the top half of your body toward the floor until your waist is fully bent.
It requires you to face the floor with your thighs on the pad letting your spine extend upward.
Use caution if you have a lower back problem or experience lower back pain while performing this exercise.
The most common back extension machine is the hyperextension apparatus which places your thighs in an inclined or even completely horizontal position.
Whether back extension reps or holds are better depends on your training goals.
The back extension exercise both stretches and strengthens your lower back.
You hang off the apparatus from the waist up.
Back extensions whether done dynamically for reps or isometrically for time are effective for developing strength and endurance in your erector spinae muscles.
A back extension bench often called a back extension machine uses gravity as resistance.