Assessment of Cognitive Function and Exercise Capacity in Cystic Fibrosis

Inclusion Criteria: * Having been diagnosed with cystic fibrosis * Being 18 years old and older * Clinically stable condition * Able to cooperate with the tests performed * Volunteered to participate in the study For the control group: * Being 18 years old and older * Volunteered to participate in the study Exclusion Criteria: * History of hospitalization or exacerbation in the last month. * Chronic respiratory failure and long-term use of oxygen therapy * Using noninvasive mechanical ventilator therapy * Indication for lung transplantation * Who had a lung transplant * Forced expiratory volume in the first second (FEV1) value 30% and below * CF-related diabetes * Chronic liver disease * Allergic bronchopulmonary aspergillosis * Systemic steroid use * History of diagnosed orthopedic or musculoskeletal problems affecting mobility * Cardiovascular instability * Serious psychiatric illness For the control group: * Known chronic or systemic disease * Who did not volunteer to participate in the study