10/20/2026
On average, Americans spend 90% of their time indoors, so indoor air quality is critical to the health of families. In indoor environments, the levels of some pollutants are often two to five times (and sometimes as much as 100 times) higher than outdoor concentrations.
Learn more in this blog, “It’s Simple to Test Your Home for Radon.”
Written by Jill Heins-Nesvold, American Lung Association On average, Americans spend 90% of their time indoors, so indoor air quality is critical to the health of families. In indoor environments, the levels of some pollutants are often two to five times (and sometimes as much as 100 times) higher t...