Start on your hands and knees (4 point kneeling). Make sure your hands are under your shoulders and your knees are under your hips. Bring your right arm off the floor and bring it through between your opposite hand and leg, following with your shoulder and head. Move down towards the floor until you feel a stretch down your side. Repeat on the other side.
Sets : 5
Reps : 5 sec hold each side
Thoracic mobilisation and core strengthening exercise.