Nutrition: Eating Well with Chronic Lung Disease Download English PDF, 1.23MB, PDF Chronic Obstructive Pulmonary Disease (COPD) is a long-term and progressive lung disease that causes blockage in the airflow from the lungs and other breathing-related problems.Read on to find out the symptoms of COPD and some food fortification methods you can consider to increase the nutritional content of your foods and drinks without increasing the volume or quantity you need to consume. [Please download the PDF file if you are unable to view the image below.]