Elbows bend during the shrug
Arms are no longer locked; load shifts away from the upper trap.
Overactive muscles
Biceps brachiiAnterior deltoid
Corrective work
Foam RollUpper traps↗StretchLevator scapulae stretch↗Arms are no longer locked; load shifts away from the upper trap.
Lower back arches as the arms are overhead and the shrug is performed.