Some think that indoor air quality is a major trigger for asthma. Dust, pollen, mold, fungi, bacteria, and other materials are suspended in the air and enter whenever a door or window is opened. Animal dander comes from having pets in the house. Dust mites live in the dead skin cells which we all shed and cannot be eliminated. Conditions within the home are great for all of these living organisms to grow and flourish.
Many symptoms are similar to the flu.
I have these symptoms, but my Doctor is not sure if I might have this problem at home. An Introduction for Health Professionals. EPA has a new publication which was just released on November 14. They say that it is impossible to generalize. If you and others in your home are suffering from symptoms which might be related to indoor air quality and if your air ducts show mold or mildew growth, or accumulations of dirt and dust, it might be worthwhile.