Modern houses – those built over the last 30 or 40 years – are specifically designed to be climate controlled and keep air either inside or outside. This is great for maintaining ideal temperatures in the home, but this “tightness” can have one significant side effect: keeping potentially harmful allergens, toxins and other nasty things that can adversely impact your family’s health inside the house.
Indoor air quality is important to your health, and you should try to minimize common household contaminants as much as possible. AirNow can help.
You can also see in the graphic at right how the Centers for Disease Control break down pollutants and potentially harmful health effects into three separate danger levels.