Dry Needling for the Upper Trapezius Muscle: An Evidence-Based Approach When performing (dry needling for the upper trapezius), the positioning of the muscle plays a critical role in both the effectiveness of the treatment and the comfort and safety of the patient. Clinical evidence suggests that proper muscle relaxation prior to needle insertion can significantly enhance the outcomes of dry needling interventions. Although dry needling can be performed in various positions, it is important to u