The possibility of sun spots is high, and patients can improve it through daily care, medication and other treatments. 1. Daily care: patients should avoid sunlight exposure in daily life and do a good job of sun protection, such as holding umbrellas and wearing sun hats, etc., and should pay attention to skin care and do a good job of cleaning and moisturizing the skin. 2. Use of drugs: patients can use hydroquinone cream and other drugs to lighten sun spots under the guidance of doctors, or follow the doctor’s instructions to systematically apply tranexamic acid, glutathione and other drugs to improve the symptoms and play a therapeutic role. 3. Other treatments: If the situation is more serious and has not been relieved for a long time, patients can go to regular hospitals and under the guidance of doctors, they can undergo intense pulsed light therapy or laser therapy and other photoelectric treatments to improve the symptoms, and it should be noted that after photoelectric treatments, they should strictly comply with the instructions of the doctors to protect themselves from sunlight, or else it will lead to the aggravation of the condition. Exposure to sunlight may also cause chloasma, freckles and other diseases, and it is recommended that patients go to the hospital in time for consultation and standardized treatment under the guidance of doctors after a clear diagnosis, and at the same time, patients should pay attention to the care of the skin in their daily life, avoiding scratching, avoiding eating photosensitive food and so on.