... serotonin content decreased after red light irradiation, thus analgesic effect. Indications: furuncle, carbuncle, erysipelas, eczema, cervical erosion ... configuration inflammation, bronchial asthma, jaws arthritis, laryngitis, nasal vestibule Yandeng disorders.5, Improve the human microcirculation: ... bedsores, surgical wound healing and have a good effect.Promoting hair growth, callus healing speed up ...