An Investigation of the Cervical Region Biomechanics in Patients With Chronic Obstructive Pulmonary Disease

Inclusion Criteria: * • Being diagnosed with stage 1-2-3-4 according to the Classification of Airflow Limitation in COPD (GOLD) system, * Being \>40 years old, * Being cognitively competent to understand and answer evaluation questions. * Being clinically stable for the last 4 weeks, * Being under control of accompanying comorbid conditions (such as hypertension, diabetes), * Volunteering to participate in the research. Exclusion Criteria: * • Having been hospitalized due to exacerbation in the last 3 months, * Having a musculoskeletal, neurological, rheumatological or oncological disease that affects the craniocervical \& cervicothoracic joints and/or may prevent evaluation, * Having undergone any surgical intervention on the craniocervicofacial region and spine in the last six months, * Having lung malignancy, neoplasm, adenocarcinoma, * Being a lung cancer patient or having received cancer treatment (head and neck lung radiotherapy), having undergone pneumonectemia, lobectomy or resection surgery, * Being treated for anxiety and depression, * Having scoliosis, * Having a congenital anomaly of the craniocervicofacial region. * Having 3 out of 4 findings according to the diagnostic criteria for cervical radiculopathy, * Having thoracic outlet syndrome (TOS)