Many women will feel inferior after having spots on their face, so they will adopt some methods to get better. Among all the spot removal methods, laser spot removal has the best effect, but at the same time, there are also certain harmful effects. 1.Laser spot removal method is to irradiate the melanin in the skin through light beam, so as to achieve the purpose of breaking the melanin, which can play the role of light spot removal, but in the process of operation, if the energy of the light beam is too large, it will easily make the skin appear red and swollen, which will disappear quickly. 2.Laser blemish removal may leave scars, but they are not too obvious in general, and will not be visible after full recovery, but there are some accidents that may cause scars to be obvious, for example, the skin tissue is injured because of operation error or not grasping the depth of treatment. 3, because this method can only get rid of the melanin that currently exists in the skin, if the method of post-operative care is not correct, such as not doing a good job of sun protection, or eating some more sensitive food, it will lead to the re-generation of melanin, there will be a rebound phenomenon. Any surgery will definitely have certain damage, so people who want to do laser blemish removal must first understand what hazards there are, so that they can better understand this method.