Exercise movement reviewed by:Marie Braga, PT, DPT, CSCS

How Iridium Programs This

Iridium schedules this soft tissue work when your per-muscle recovery status indicates accumulated fatigue in the rhomboids or middle trapezius from recent rowing or deadlifting volume. The system treats this as a recovery input rather than a training stimulus, ensuring it does not count toward your weekly Maintenance Volume or Maximum Recoverable Volume limits.

Form Cues

Place the ball between your spine and shoulder blade
Cross your arm over your chest to expose the muscle
Breathe deeply and relax your weight onto the ball
Move slowly to identify tender trigger points
Hold static pressure on knots for 30-60 seconds

Don't

Don't roll directly on your spine or vertebrae
Don't tense your back muscles against the pressure
Don't hold your breath while applying pressure
Don't roll quickly or aggressively back and forth
Don't place the ball directly on the shoulder blade bone

Common Mistakes

Rolling directly on the spinal column
Applying sharp or unbearable pain
Moving too fast over the muscle
Tensing up instead of relaxing
Placing the ball on bone instead of muscle

Muscles Worked

This exercise primarily targets the rhomboids (major and minor) and the middle trapezius, which are responsible for retracting the shoulder blades. These muscles often develop trigger points due to poor posture or heavy pulling volume; releasing them restores proper scapular function and reduces upper back stiffness.