How exercise can help patients with lung disease!
Chronic obstructive pulmonary disease (COPD) is a group of lung diseases that block airflow and make it difficult to breathe.
Sep 05, 2016, 15:27 PM IST
Chronic obstructive pulmonary disease (COPD) is a group of lung diseases that block airflow and make it difficult to breathe.
Sep 05, 2016, 15:27 PM IST