Referred Pain Patterns Anterior arm, Anterior deltoid region, Anterior forearm, Lateral arm, Lateral forearm, Neck, Shoulder joint (deep within the joint)Causes of Trigger PointsMuscle overload while reaching backwards and upSelf ExercisesVideo DescriptionStretch the arm in internal rotation and horizontal adduction from a higher position.Duration - FrequencyHold the stretch position for a total of 30 seconds followed by 10 seconds rest and repeat the stretch for another 30 seconds twice per day. Infraspinatus (Wikipedia) Related Referred Pain Patterns - Assign Colors with Pain Guide Splenius Cervicis Trigger PointsNeck, Over the eye socket, Shoulder Pronator Trigger PointsAnterior forearm, Radial side of the wrist Scalenus Trigger PointsAnterior arm, Index finger, Median forearm, Neck, Pectoral region, Posterior arm, Thumb