Rounded upper back
Thoracic flexion; shoulders roll forward at start.
Overactive muscles
Pec major / minorLatissimus dorsiUpper trapezius
Corrective work
Foam RollPectorals↗Foam RollThoracic spine↗StretchDoorway pec stretch↗Thoracic flexion; shoulders roll forward at start.
Lifter stands up out of the hinge or rounds the lumbar spine.
Upper traps initiate the row instead of mid-back.