UV-Free Phototherapy is the clinical application of specific, non-ultraviolet wavelengths of light, such as red or near-infrared light, to biological tissues to elicit therapeutic effects without the damaging risks associated with UV exposure. This intervention is used to modulate cellular function, promote mitochondrial health, and influence hormonal balance, particularly by stimulating local and systemic biochemical pathways. It is a non-invasive modality used to support skin health, tissue repair, and systemic vitality.
Origin
This term is derived from the field of photomedicine and photobiomodulation (PBM), which explores the non-thermal effects of light on biological systems. The “UV-Free” designation is critical, distinguishing this therapeutic approach from traditional UV-based light therapies used for conditions like psoriasis. The clinical interest in PBM has grown due to its demonstrated effects on cellular energy production and anti-inflammatory signaling.
Mechanism
The primary mechanism involves the absorption of photons by cytochrome c oxidase, a key enzyme in the mitochondrial electron transport chain. This absorption increases ATP production and transiently modulates reactive oxygen species (ROS) signaling, leading to enhanced cellular energy and reduced oxidative stress. Furthermore, specific wavelengths can penetrate deep into tissues, stimulating local blood flow and promoting the release of beneficial signaling molecules that support tissue repair and hormonal balance.
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