Check shower, windows, sinks and bathroom floors for mildew. Wash bedding weekly in hot water. Vacuum your mattress. Clean spills in the refrigerator to prevent mildew and bacteria growth. Clean refrigerator coils of dust regularly.
Vacuum carpets carefully and regularly.
Vacuum draperies, curtains, upholstered furniture and hardwood floors. Use a vacuum with a multiple-filtration system and a HEPA filter. Change vacuum filter regularly, and discard bag when it's half full. Change furnace and air conditioner filters regularly. Open the windows and run the air conditioner while cleaning to ventilate area.