What Is COPD, The Deadly Lung Disease On The Rise Due To Air Pollution In Delhi-NCR?

Even as the air remains highly toxic in Delhi-NCR with horrible pollution levels, there are increasing cases of Chronic Obstructive Pulmonary Disease or COPD – a debilitating lung condition that makes breathing further difficult. Read on to know what the signs and symptoms of this life-threatening disease are and how it progresses.