LED light therapy (phototherapy / photobiomodulation) is used to treat a variety of aesthetic and health concerns, most commonly skin ageing, skin wounds/burning, diabetic wounds, psoriasis, hyperpigmentation, acne, seasonal affective disorder, sports injuries and back pain, among others - and to enhance the effectiveness of other treatments, such as radiofrequency or ultrasound. Red and infrared light wavelengths are used for all the above concerns, except from blue wavelength, which is used for acne and psoriasis. LED devices come in the shape of masks, panels and dome/canopy style...