What's Being Built Here
What Photobiomodulation Actually Is, The mechanism: red and near-infrared light absorbed by cytochrome c oxidase in mitochondria, stimulating ATP production and cellular repair.
Red Light and Skin After Weight Loss, Collagen synthesis, wound healing, and what the skin peptide + red light combination looks like in Cheryl's protocol.
Device Selection Guide, Panel vs. handheld. Power density. Treatment distance. Wavelength (660nm vs 850nm). What to ask before buying anything.
The Research, What's Strong, What's Preliminary, A clear-eyed look at the evidence base: where it's solid and where the marketing is ahead of the science.