Jaundice sun exposure is effective. The sun contains blue light, through the blue light irradiation of the patient’s skin, the indirect bilirubin in the patient’s body is oxidized and decomposed into water-soluble under the action of light, and then rapidly discharged from the bile and partially discharged from the urine, thus effectively reducing the level of bilirubin in the blood. Appropriate light exposure helps synthesize vitamin D and improve the body’s immunity, which in turn helps in the treatment of jaundice. Pathological jaundice is more serious and develops faster, seriously threatening the health of patients. When sunbathing, you should pay attention to sun protection, and do not expose to strong sunlight continuously, so as not to cause damage to the skin. If the situation of jaundice has not been able to improve, it is necessary to go to the hospital to clarify the cause of the disease, suspected of liver and kidney diseases, under the guidance of the doctor to carry out treatment, do not unauthorized use of medication, so as not to cause adverse consequences.