Image:Asthma before-after.png
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 07:05, 18 November 2005 | 750×300 (44 KB) | Olve | (During an asthma episode, inflamed airways react to environmental triggers such as smoke, dust, or pollen. The airways narrow and produce excess mucus, making it difficult to breathe. Image from a FDA newsletter: http://www.fda.gov) |

