Combined Effects of Active Cycle Breathing Technique and Buteyko Technique in Post Sternotomy Patients

This randomized clinical trial seeks to compare the efficacy of the Active Cycle of Breathing Technique (ACBT) and Buteyko breathing techniques in sternotomy patients undergoing coronary artery bypass graft (CABG) surgery, aged 30 to 60. Data will be collected from Surgical Intensive Care Unit (ICU) in selected hospitals. Participants will be assigned to intervention to receiving ACBT and Buteyko breathing techniques standard protocol including chest percussion , tissue blowing exercises, incentive spirometer , cough technique, breathing control, deep breathing, and deep breathing techniques.