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

Wavelengths of the light. Certain devices emit all the light output/wattage in the effective therapeutic wavelengths, and others emit only part of their total wattage in therapeutic wavelengths. Therefore, they may have 20-60% of their total wattage at non-therapeutic or non-optimal wavelengths.