Back extensions whether done dynamically for reps or isometrically for time are effective for developing strength and endurance in your erector spinae muscles.
Back extensions with twist on the floor or mashine.
The erector spinae group runs along your spine and is responsible for extending your spine.
Use caution if you have a lower back problem or experience lower back pain while performing this exercise.
It requires you to face the floor with your thighs on the pad letting your spine extend upward.
If you do feel pain try lifting only your legs and leaving your arms flat on.
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.
You hang off the apparatus from the waist up.
Whether back extension reps or holds are better depends on your training goals.
Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube.
A back extension bench often called a back extension machine uses gravity as resistance.