![]() air pollutants, such as cigarette smoke.Asthma can be triggered by a number of things, including common allergens, such as: It’s a common condition that affects approximately 1 in 13 people in the United States.Įxperts aren’t sure what causes some people to develop asthma, but environmental factors and genetics appear to play a role. Long-term exposure to chemical irritants can also cause COPD.ĬOPD increases your risk for other conditions affecting the lungs and heart, such as lung cancer and heart disease.Īsthma is a condition that causes your airways to swell and narrow. The most common cause of COPD is cigarette smoke. ![]() In 2019, it caused 3.23 million deaths worldwide.Įmphysema and chronic bronchitis are the most common conditions associated with COPD. Chronic obstructive pulmonary disease (COPD)ĬOPD is a chronic inflammatory lung disease that obstructs airflow to your lungs. Anything that affects your body’s ability to deliver enough oxygen to your blood can cause a V/Q mismatch.
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