Healthy air is a good place to start with a healthy home. The reason for this is that the air inside your home can contain pollutants that may be harmful to you and your family. Disagreement in the mold industry asks if residential spore levels can be high enough to do real harm (have a toxic effect) on humans. What is known is that exposure to poor indoor air quality can result in negative health effects almost immediately OR sometimes not until years later. We are all different and respond differently to our environment. Humans try to have an annual physical...we recommend at least the same check of the indoor air you breathe.