It reproduces by releasing spores into the air, which can enter the home, settle on living matter and form clusters, especially in damp areas. Inhaled, they may cause allergic symptoms. And, unlike plant pollen, all types of mold are with us year round. The Bedroom Keep a good quality HEPA filter running continuously with the bedroom door closed. NO PETS in the bedroom.
Dust mites love warm, damp mattresses.
Cover your mattress, box spring, pillows and comforter in airtight, dust-proof covers. By new pillows every year. Get rid of dust collectors, like knickknacks, stuffed toys, books and dried flowers. Install shelves with glass doors. Replace upholstered furniture with plain wood, plastic or leather.