+ Infographic textChronic Obstructive Pulmonary Disease (COPD) is a lung disease that restricts the airway and makes it hard to breathe. Pollution and irritants found in outdoor and indoor air can worsen symptoms. Outdoor Air Outdoor pollution can trigger COPD symptoms, especially on days with high pollution or extreme weather. Heat waves and cold snaps Can cause airway tightening, making it more difficult to breathe. High levels of ozoneCan inflame and damage airways, making it more difficult and painful to take deep breaths. Wildfire smoke Contains large amounts of fine particul...
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