Topic

Exercise ball

2 articles

Person doing a back extension on a stability ball with feet anchored

17 August 20264 min read

What Muscles the Back Extension on an Exercise Ball Actually Works

Spine, glutes, and hamstrings share the work in a back extension on an exercise ball. Learn how setup and spinal position change what you feel rep to rep.

fitness
exercise-ball
strength-training

Person doing a back extension on a stability ball with feet braced against a wall

13 August 20264 min read

How to Do the Back Extension on an Exercise Ball

A back-focused stability ball variation that also loads the glutes and hamstrings. Learn the setup, rep shape, and the breakdowns to watch for.

back-extension
exercise-ball
glutes

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