← Warm-up libraryNOMVEX · Muscle and trunk activation
Supine stability-ball core hold
Trunk activation, not ball-contact volleyball technique.
Your exercise in three steps
Supine stability-ball core hold

Three vector instruction panels for offline use. The reference photograph is not included.

COURTSIDE WARM-UP CARD
Equipment and setup
Stability ball and mat
Execution
Lie on the back and gently steady a large stability ball between hands and raised knees, breathing regularly without pressing the lower back painfully.
Suggested dose
2 × 15–20 second holds
Quality check
Ball remains steady without breath holding.
Safety and adjustment
Keep the neck relaxed, and reduce hold time if posture falters.
Warm-up is not a tactical drill
These actions prepare the athlete for training. Reception, serving, setting, blocking and attacking are classified separately in the skills library.