04/22/2026
Clinical studies have reported improvements in peripheral neuropathy, retinal degeneration and certain neurological disorders.
Researchers are also uncovering how red and near-infrared light might exert these effects. Mitochondria—the power plants of the cell—are emerging as a central piece of the puzzle.
People are buying helmets, face masks, vests and beds that emit long-wavelength light. Beneath the hype, there is some interesting biology