Indoor allergens: Since most americans spend far more time indoors than out, indoor allergens have become more important for allergic diseases. Some of the allergens include house dust mites, molds, pet danders, cockroach, rodent allergens etc. Chemicals from sprays may also aggravate your nasal symptoms. Be sure to check you house for water damage and be sure to keep some windows open for a few hours each day.
Answered 10/23/2017
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