Far Infrared Sauna Â Infrasauna Â FIR Room Â SAUNACARE
Infrared refers to electromagnetic waves whose wavelengths lie between visible light and microwave. Depending on its wavelength, Infrared can be further divided into close-range, mid-range, and distant-range. The distant range infrared has the longest wavelength and the hightest efficiency among the three. In fact, the distant-range infrared is a solar panacea for all modernmen and women's illness.