Forearms on the ball, hold the wobble, brace hard.
Fight the wobble by bracing harder, keep your hips from dropping or piking.
The Stability Ball Plank isolates the Core — no passengers. That makes it a clean tool for adding targeted core volume without extra fatigue.
The Stability Ball Plank primarily works the Core.
Start with sets you can hold with perfect position, even if short. Add a few seconds each session; quality beats clock-watching.
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.
