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What is chronic obstructive pulmonary disease (COPD)?

Chronic obstructive pulmonary disease (COPD) is a term used to describe a group of conditions that affect the lungs and cause difficulty breathing. This includes chronic bronchitis and emphysema. COPD is usually caused by smoking.

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About this article

Author: Dr Joanne Van der Velden PhD, BSc (Hons)
First answered: 18 Sep 2014
Last reviewed: 18 May 2018
Rating: 4.5 out of 5
Votes: 520 (Click smiley face below to rate)
Category: Asthma

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