It will be randomized controlled trial. After approval of synopsis the research will be conducted at Bahawal Victoria hospital Bahawalpur and Sadiq abbasi hospital Bahawalpur. Written informed consent will be obtained. We take 60 patients (Epitool), Patients will be allocated randomly in two groups. Group A and group B. Group A will get conventional medical treatment and Group B will get both conventional medical treatment and pranayama breathing exercise. Both gender of age group 30 to 55, Patient with diagnosed COPD, Moderate to severe COPD with productive cough, SOB and no surgical procedure performed will be included in this study. And patients of lung surgery, lung cancer, above 70 years age, with open wound, cardiovascular issues, and neurological issues will be excluded. Yoga exercise pranayama, 6 min walk test, IPAQ- quality of life and VSAQ-exercise capacity will be used as tools. Data will be analyzed on SPSS 21.