What to Know About Chronic Obstructive Pulmonary Disease: Stages, Outlook and Treatment
Chronic obstructive pulmonary disease (COPD) is a group of diseases, most commonly emphysema and chronic bronchitis. COPD is a disease that may gradually get worse and move through different stages from mild to very severe. There is no cure for COPD even at early stages. Although COPD is a lifelong … Read More