Red light therapy is a powerful, non-invasive tool that supports two of the body’s most critical defenses in cancer care: detoxification and immune regulation. When red and near-infrared light penetrate the skin, they stimulate circulation and lymphatic flow — key channels the body uses to transport nutrients, move immune cells, and eliminate toxins. In therapies like infrared saunas, this often results in toxin release through sweat, helping to reduce the toxic load that can impair immune funct