Turn a wobbly ball into a lower-back builder.
Extend to neutral, not beyond. Hyper-arching at the top is where backs get cranky.
The Stability Ball Hyperextension is a Lower Back-first movement, with Glutes working as the supporting cast. Track it consistently and you'll see exactly how it feeds your lower back volume for the week.
The Stability Ball Hyperextension primarily works the Lower Back with Glutes assisting.
Shorten the range or use an easier variation, and stop 1 to 2 reps before failure. Reps build fast when you train just shy of your limit.
For most lifters 3 to 4 working sets. Pick the rep range that fits your goal and progress the load when the top of the range feels owned.
