Clinically, infrared light can treat many kinds of diseases, such as local soft tissue lesions or skeletal lesions, and can be used for treatment. Infrared rays can penetrate deep into the subcutaneous tissue of the body and raise the temperature of the deep subcutaneous skin, which can promote local blood circulation and strengthen blood and cellular tissue metabolism. In addition, infrared rays have the ability to penetrate deeply into the muscles and joints to completely relax the muscles inside the body. It can promote local microcirculation, enhance lactic acid metabolism, and increase muscle nutrient metabolism, which can play a curative role. In addition, while applying infrared treatment, oral bruising medicine can also be taken to significantly improve the clinical efficacy.