Laser blemish removal is mainly through laser irradiation, the melanin in the skin will be vaporized and pulverized by attracting laser light, and finally be engulfed and cleared by human macrophages and eliminated from the body, so as to achieve the effect of blemish removal. Laser blemish removal is a process that requires multiple procedures depending on the type of blemishes. Laser blemish removal has short treatment time and quick effect, but there are some hazards as well. Laser blemish removal is mainly done by using different wavelengths of laser light to directly enter the skin to break up these blemishes, thus achieving the effect of blemish removal. During the treatment, if the amount of laser is too large or improperly operated, it is easy to cause skin burns. In addition, if the human skin tissue is injured during the treatment, scars will be produced. In addition, re-darkening phenomenon will occur after laser blemish removal, which usually lasts for about one month. In addition, if you do not pay attention to maintenance after laser blemish removal surgery, often expose yourself to the sun, do not pay attention to skin maintenance, or have irregular diet, it will also lead to black toxic deposition and cause the recurrence of blemishes as time goes by. To avoid long spots, you should develop good habits, eat more vegetables and fruits, go out to do a good job of sun protection and replenish sufficient water, and if you want to get rid of spots, you must go to a regular and authoritative hospital.