Long-Term Removal of Unwanted Hair Using Light

The document discussed the use of laser or light-based methods, known as photoepilation, for long-term hair removal. It explained that the principle behind this technique is selective photothermolysis, which targets follicular melanin to destroy hair follicles. Various lasers and light sources, such as ruby, alexandrite, diode, and neodymium:yttrium-aluminum-garnet lasers, as well as intense pulsed light sources, were found to be effective for hair reduction. The article provided a comprehensive overview of these methods, focusing on practical considerations for their use.