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It is important to know what things make your asthma worse. These are called asthma "triggers". Avoiding them is your first step toward feeling better. The most common asthma triggers are mold, pets, dust, grasses, pollen, cockroaches, odors from chemicals, and smoke from cigarettes.
- Last reviewed on 3/10/2009
- David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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This page was last updated: April 14, 2014