There are a number of sauna companies that are unable to acheive the purity of Far Infrared. Beacause of this they spread false facts and information around the internet in order to market there products. Many state that Near Infrared and or Full Spectrum Infrared is healthier for you and produces greater medical benefits...
Relax Sauna's proven to be more effective than Near Infrared light bulbs in penetrating the human body and in increasing Micro-circulation!