The Science

A diagram comparing 660nm vs 850nm wavelengths, showing red light stopping at the skin and near-infrared light penetrating to deep muscle tissue.

Why Wavelength Matters: 660nm & 850nm Explained

In the rapidly growing field of red light therapy, numbers are everywhere: 630nm, 810nm, 830nm, and more. With so many options, it’s easy to wonder: it’s easy to wonder: what is the best wavelength for RLT, and does it really matter?...

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