The EPA tells us that “the levels of indoor pollutants can be from two to five times higher indoors than outdoors; in some cases, they’re 100 times higher!”
Independent studies have shown that poor indoor air quality in the workplace can affect worker productivity by as much as 50%.
Out of the approximate 21.8 million people reported to have asthma in the U.S., 4.6 million cases (21%) are estimated to be attributable to dampness and mold exposure within the home.
(US EPA, Committee on Indoor Air Quality)
Molds have the potential to cause health problems. Molds produce allergens (substances that can cause allergic reactions), irritants, and in some cases, potentially toxic substances (mycotoxins). Even dead mold may cause allergic reactions!
No one knows how many species of fungi exist but estimates range from tens of thousands to perhaps three hundred thousand or more. Listed below are some of the most common.