chronic obstructive pulmonary disease causes

Key facts Chronic obstructive pulmonary disease (COPD) is the 3rd leading cause of death worldwide, causing 3.23 million deaths in 2019. Nearly 90% of Chronic obstructive pulmonary disease and COPD deaths in those under 70 years of age happen in low- and middle-income countries (LMIC). Early diagnosis & treatment, involving smoking cessation support, is needed…