Glossary, Page 2

Redox

The word redox is short for reduction-oxidation. These are two inseparable chemical processes in which electrons are transferred between molecules. Oxidation means the loss of electrons, reduction means their gain. In the context of mitochondria and…

Rosacea

Rosacea is a chronic inflammatory skin condition affecting the face that impacts approximately 5 to 10% of the population. In this glossary entry, you will learn what rosacea is, how it develops, what types exist, and why photobiomodulation is among…

solar callus

A solar callus is an informal but accurate term for the gradually built tolerance of the skin to UV radiation. Just as the sole of your foot develops a callus from repeated barefoot walking, the skin builds a multi-layered defense through regular,…

Vitamin D

Vitamin D (formally calciferol) is not a classical vitamin. It is a secosteroid hormone that your body can produce on its own, provided it has two things: UVB radiation from the sun and cholesterol in the skin. Vitamin D influences the expression of…

Wavelength

Wavelength is a physical property of light expressed in nanometers (nm), which determines the color of visible light, the depth of its penetration into tissues, and its biological effect on mitochondria - in red light therapy, selecting the…