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    Asthma Health Center

    Air Quality Directory

    Air quality refers to how clean or dirty the air you breathe is. Poor air quality may trigger certain breathing problems and other health conditions. Follow the links below to find WebMD's comprehensive coverage about air quality, how it affects your health, and much more.

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    Thumbnail: Will Airplane Air Make Me Sick?

    It's not the air on airplanes that makes you sick. It's the proximity to all the other passengers.

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