Asthma Triggers
Allergens: house dust mites, pets, and pollens
Colds and viral infections
Exercise
Gastroesophageal reflux disease (GERD)
Medications
Foods and food additives: tartrazine, benzoates, and sulfites
Emotional anxiety
Air pollutants: tobacco smoke, wood smoke, chemicals, and ozone
Occupational exposure to allergens, vapors, dust, gases, and fumes
Strong odors and sprays: perfumes, household cleaners, cooking fumes, paints, and varnishes
Air pollutants such as ozone