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Laser treatments for the skin have been around for more than 40 years. The first lasers used to treat skin conditions were argon and carbon dioxide based lasers. This allowed the treatment of benign vascular birthmarks and port-wine stains. The laser treatments significantly reduced the spots. However, after the treatment there was a high risk of scarring.
Laser stands for Light Amplification by the Stimulated Emission of Radiation, or light amplification through the stimulated emission of radiation. Laser light can be recognized by various properties.
In short, this means that laser light contains a lot of energy and can be aimed very accurately at a specific point. This makes it possible, for example, to selectively heat pigment in the skin with a laser treatment, without damaging surrounding tissue. This makes laser a safe and effective method for skin improvement.
This is how laser light is: