Among the daily laser treatment techniques, laser skin rejuvenation can improve skin aging (fine wrinkles, enlarged pores, sagging skin, uneven pigmentation), pigmented skin diseases (freckles, age spots, coffee spots), capillary dilation (normal skin, sensitive skin), sensitive skin diseases, acne (inflammatory acne, post-acne erythema) and other problems. Its a non-ablative treatment, even with increased energy there is no need to worry about burning the skin, the chance of leaving pigmentation after the procedure is low and the side effects are quite minimal. In general, there may be slight redness and swelling after laser skin rejuvenation, which is normal and usually subsides slowly in 1-2 days. Some people may experience dryness and tightness after the procedure, which can be relieved by paying attention to skin hydration. In addition, some people may have a greater reaction to light energy due to their skin type and body type, which may result in redness, swelling and crusting. Therefore, you should carefully choose a professional institution and doctor before undergoing laser skin rejuvenation to avoid adverse reactions. In order to get a good treatment effect, you should avoid rubbing the treatment area, try not to put on makeup for a week, and do not use irritating cleansing and skin care products such as scrubs, cleansing and skin care products containing alcohol or salicylic acid and makeup removal products for 3 weeks. Exposure to the sun is strictly prohibited during the treatment period, and long-term use of sunscreen is recommended after laser surgery.