Do you know about these summer breathing hazards?
High heat and humidity are among triggers that can cause lung conditions to flare.
- Reviewed by Anthony L. Komaroff, MD, Editor in Chief, Harvard Health Letter; Editorial Advisory Board Member, Harvard Health Publishing

For people with lung problems, such as asthma or chronic obstructive pulmonary disease (COPD), seasonal weather effects are well known to stir up symptoms. Autumn hazards include mold and pollen; winter brings cold, dry air; and spring showers us with pollen or fine particulate matter (such as wildfire smoke). Summer also has breathing risks, although many people are less familiar with them.
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About the Author

Heidi Godman, Executive Editor, Harvard Health Letter
About the Reviewer

Anthony L. Komaroff, MD, Editor in Chief, Harvard Health Letter; Editorial Advisory Board Member, Harvard Health Publishing
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