Cigarette smoking is the leading environmental cause of COPD. Most people who have it smoke or used to smoke. 50% of smokers develop COPD during their lifetime.
Still, many smokers never get the disease.
Related Questions
I’m 43 and a non-smoker. None of my family members or friends smoke, either. Why did I get diagnosed with COPD?
I’m a 48-year old woman, and I’ve had COPD for a few years now. Over the years, however, I feel like my breathing is getting more difficult. Could my COPD be getting worse?
