Effect of Buteyko breathing exercise versus Mental imagery technique on fatigue, sleep and quality of life in elderly population with sleep disturbance A Randomized controlled trial

Prior to commencement, ethical clearance will be obtained from the Institutional Ethics Committee. The study will be conducted in accordance with the Declaration of Helsinki and ICMR guidelines. CTRI registration will be completed after ethical approval. Participants will be recruited from Belagavi city through flyers and screened based on inclusion and exclusion criteria. The purpose and procedure of the study will be explained, and written informed consent will be obtained. Demographic details will be recorded. Eligible participants will be randomly allocated into three groups: Group A Buteyko breathing exercise  and conventional breathing exercise, Group B Mental imagery technique and conventional breathing exercise, and Group C Conventional breathing exercise. Interventions will be administered by trained physiotherapists. Pre-assessment will be conducted at baseline and post-assessment after 4 weeks.