These frequencies penetrate 6 inches into the innermost recesses of the body, stimulating the healing process. This Supports the Immune System and aides the body in reducing inflammation, increases blood flow and tissue oxygenation and promotes relaxation and a restful sleep. This accelerates and deepens all healing processes. The BioMat can be used to achieve the benefits of a sauna, allowing more customized temperature regulation without the hazards of heating the head or the negative EMF exposure commonly found in many traditional saunas or heating devices. The Amethyst Crystals promote increased conduction and absorption of FIR and Negative Ions. The BioMat represents the highest quality & comfort in a portable pad suitable for your home or clinic setting.