How should individuals who are sensitive to allergens manage their living environment?

Using air purifiers is an effective strategy for individuals who are sensitive to allergens to manage their living environment. Air purifiers can help to remove airborne particles, including pollen, dust mites, pet dander, and mold spores, which are common triggers for allergy sufferers. By filtering out these allergens, air purifiers contribute to improved indoor air quality, allowing those with allergies to breathe easier and experience fewer symptoms.

When considering the other options, keeping pets indoors can potentially increase allergen levels in the home, particularly for those allergic to animal dander, so it may not be the best choice for management. Leaving windows open all day can allow outdoor allergens, such as pollen and pollution, to enter the home, exacerbating the sensitivity to allergens. Collecting dust samples might be useful for identifying specific allergens present, but it does not directly help in managing the living environment or reducing exposure to allergens. This makes the use of air purifiers the most logical and proactive approach for creating a healthier space for individuals sensitive to allergens.