Red light therapy (RLT) involves exposing the body to low-wavelength red or near-infrared light (IRL). Red and near-IRL differ slightly in terms of wavelength and visibility. Red light is visible to ...
Sweeney is a contributor for TIME. Sweeney is a contributor for TIME. If you’re always on the lookout for the latest skincare gadget, you may have already tried facial rollers, sculpting wands, and ...