 Experimental approach: Motor function will be assessed by Vicon 3-Dimensional analysis using 34 of the subjects while walking will depict stride length and arm swing on each side of the body as well as the posture of the shoulder and pelvic girdle with reference to the coronal, transverse, and sagittal planes. Quality of life will be assessed by the Cervical Dystonia Impact Profile CDIP-58 questionaire. Four weekly OMM diagnosis and treatment will be done, and then, motor function and quality of life will be reassessed. Total participation in the study is expected to last for 5-7 weeks. 