Phototherapy, ultraviolet and infrared radiation

•  Ultraviolet radiation lowers blood glucose, increases general metabolism, has bactericidal effects, has an important analgesic effect; it affects the endocrine glands.
•  Infrared radiation produces local hyperemia, activates local and general circulation, influences visceral circulation, it has antialgic and decontractant effect by directly influencing nerve endings, it intensifies local metabolism.