Do radon mitigation systems really work?

http://business.sweetwaterreporter.com/sweetwaterreporter/news/read/39927116/What_are_the_Symptoms_of_Radon_Poisoning?

Created underground, radon approach the surface as well as ultimately diffuses right into the ambience or in groundwater. Additionally, the wear and tear of radon generates alpha particleradiation as well as contaminated