Chronic obstructive pulmonary disease (COPD) | NHS inform

cop4dOf all inhalational exposures, carette smoking is the primary risk factor in most countries, although only approximately 15% of people who smoke develop clinically apparent COPDWhat causes COPD? Damage to your lungs from smoking is the most common cause of COPD. Other causes include: Alpha-1 antitrypsin deficiency (alpha-1), a genetic