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Article: Asthma; Key Q&A.
- Article from:
- NWHRC Health Center - Asthma
- Article date:
- September 4, 2008
CopyrightCOPYRIGHT 2008 National Women's Health Resource Center. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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What is asthma?
Asthma is a lung condition that makes the primary airways--known as the bronchi--in the lungs swollen and inflamed. People who have asthma are more sensitive than other people to things in the environment, known as triggers. These triggers make the muscles in an asthma sufferer's lungs tighten or constrict making the air passages narrow and breathing difficult. In addition, cells in the lungs produce more mucus in response to a trigger. The mucus clogs the bronchial tubes, which contributes to breathing problems. When the lungs react to a trigger, what's known as an "asthma attack" occurs. Wheezing, coughing or tightness in the chest and shortness ...
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