Introduction
anxiety, COPD-induced, breathlessness, depression, COPD
COPD
COPD is a complex, multisystem condition associated with comorbidities that adversely affect quality of life and survival [Pulmonary rehabilitation, a multidisciplinary exercise and education intervention designed to reduce the symptom burden associated with COPD-induced deconditioning, improves health-related outcomes including functional exercise capacity, quality of life and emotional wellbeing, and reduces breathlessness and symptoms of anxiety and depression [A systematic review of complex interventions concluded that psychological interventions combined with exercise training resulted in greater improvements in symptoms of anxiety and depression in COPD compared with cognitive behavioural therapy alone (although not all the studies were limited to people with anxiety and depression at baseline) [