Health Canada

Radon (Rn-222) is the second leading cause of lung cancer after tobacco smoking. It can easily move through small spaces in soils and other materials, allowing it to enter buildings and accumulate to levels that can pose a health risk. Health Canada recommends that all Canadians test their home...

Survey of long-term measurements of radon concentrations in volunteer homes from 2009 – 2011. National survey conducted by the National Radon Program covering all Health Regions.