First of all, we should go to the hospital to determine the nature of the spots, whether they are freckles or accompanied by other conditions. If simple freckles can go to the local regular hospital to consider laser treatment, laser can choose 755 laser, which will have better effect. Generally, it takes 3-5 treatments, each of which is a course of treatment. After a course of treatment, pay attention to nursing according to the doctor's advice, do a good job of sun protection and avoid light, and supplement VC appropriately. Only by taking care of yourself in the later period can we avoid anti-black. As for the number of times you need treatment, you need to recover after each treatment.