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If you or your child have allergies or asthma, you already know that many things can bring on, or "trigger," an asthma flare or episode. Some things that trigger asthma attacks are called allergens. Some people get symptoms from only one allergen - like dust mites. For other people, more than one kind of allergen can trigger an episode.
Tobacco smoke is an asthma trigger. Avoid smoking in a home where a person with asthma lives.
The most common allergens are…
December 5, 2018