The Ultimate Guide to Red Light Therapy: How to Use Red and Near-Infrared Light Therapy for Anti-Aging, Fat Loss, Muscle Gain, Performance Enhancement, and Brain Optimization

by Ari Whitten

What these companies who are selling “near-infrared saunas” are actually selling is far-infrared (i.e. heat) that also includes a source of near-infrared light (for example, the heat bulbs I discussed earlier in this book).