Effects of Benson's Relaxation and Tai Chi in COPD

This study is comparing two approaches — Benson's relaxation technique and Tai Chi — to see which better helps people with moderate-to-severe COPD (a chronic lung disease) manage their symptoms and improve their quality of life. **You may be eligible if...** - You are between 40 and 50 years old (male or female) - You have been diagnosed with moderate-to-severe COPD - You are physically able to take part in Tai Chi or relaxation exercises - You are willing to participate in the study **You may NOT be eligible if...** - You have pulmonary hypertension (high blood pressure in the lungs) - You have significant heart disease such as recent heart attack, unstable chest pain, or uncontrolled high blood pressure - You have spinal deformities that prevent exercise - You have experienced loss of consciousness Talk to your doctor to see if this trial is right for you.