“We take about 20,000 breaths each day and spend 90% of our time indoors,” according to CEO and president of the Asthma and Allergy Foundation of America (AAFA), Kenneth Mendez. In recent months, people of all ages began spending even more time indoors than ever before. That means indoor air quality is more than important than ever.. What You Need To Know: The Facts About Indoor Air Quality What exactly is it? The Environmental Protection Agency (EPA) defines indoor air quality (IAQ) as “the air quality within and around buildings and structures, especially as it relates to the health and…