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Video Transcript:

Environmental triggers of asthma include both irritants and allergens.

Common household irritants include:

• secondhand smoke, and
• chemicals found in air fresheners, cleaning products, and products with strong fragrances such as personal hygiene products.

Common household allergens include:

• dust mites
• pests that include cockroaches, mice and rats
• pets such as dogs and cats, and
• mold

Let’s start by learning more about household allergens, beginning with the dust mite.