CFarinelli while the hair on my arms and belly is normal.  M Biological and clinical aspects in laser hair removal.  Jr Comparing 18- versus 12-mm spot size in hair removal using a Gentlelase 755-nm alexandrite laser.  MDierickx  RR Damage to hair follicles by normal-mode ruby laser pulses. and then assessed by 2 of us (S.K. Laser hair removal has come a long way since the first laser for hair removal received FDA clearance in the mid 1990’s.  MP Prospective, comparative evaluation of three laser systems used individually and in combination for axillary hair removal. No one laser is ideal for every individual. For your skin type, probably the Alexandrite laser, especially if you have larger areas to treat. ).The participants’ eyes were covered with suitable goggles.  JGoldman A larger spot size offers not only the advantage of faster treatment, but also additional safety and efficacy. However, if a laser is used that is inappropriate for your skin type, or settings that are too aggressive, it is possible to see hyperpigmentation, blisters or scarring.Any clinic ...The answer to this question is more complicated than one would at first think. The hairs were counted before the laser treatment and 8 and 18 months after the last session using the commercially available device (Visiomed AG) and the digital photographs. A smaller spot size means a longer treatment.  SH Laser hair removal: guidelines for management.  ZKreindel Lasers for hair removal can be performed on any (yes, any) area of the body.  TAnderson  Jr Comparing 18- versus 12-mm spot size in hair removal using a Gentlelase 755-nm alexandrite laser. Continuous data were reported as means (SDs). That may mean a more expensive treatment. The list of machines available for laser hair removal includes the diode, ruby, alexandrite, and Nd:YAG laser, as well as intense...Dermatologic Surgeon, Board Certified in DermatologyThe information on RealSelf is intended for educational purposes only.  C Theoretical considerations in laser hair removal. Any laser or light source with wavelengths of about 600 to 1100 nm is absorbed by melanin and well suited for hair removal.  MWulf  CA  KChen By continuing to use our site, or clicking "Continue," you are agreeing to our 2020 American Medical Association. With its large (up to 18mm) spot size and high repetition rate, the Alexandrite laser is the fastest hair removal laser, and is suitable for rapid treatment of large body areas in patient with light to olive complexion. sign up for alerts, and moreto access your subscriptions, sign up for alerts, and moreto access your subscriptions, sign up for alerts, and moreto download free article PDFs, sign up for alerts, customize your interests, and moreto make a comment, download free article PDFs, sign up for alerts and more Also, because the treatments were administered in a single room and the eyes of the participants were covered, the participants were blinded to treatment allocation, except for the area that received the combination laser treatment.The primary trial end point was hair reduction calculated by hair counting using digital photographs by the 2 blinded assessors, at baseline and at the follow-up sessions 8 and 18 months after the last treatment session. and M.N.K.) Statistical analysis  The Nd:Yg laser carries a much lower risk of blisters and burns for your skin type than the Alexandrite, but the Alexandrite may actually lead to quicker hair removal (less treatments). Bouzari The trial was conducted in accord with the ethical principles provided by the Declaration of Helsinki and also the principles of Good Clinical Practice.To select the target areas for laser therapy, the middle point of the connecting lines between the lateral condyle of the femur and lateral malleolus and between the medial condyle and medial malleolus of both legs were marked with a felt-tip pen. Nouri Although this adverse effect occurred more frequently in areas treated with the 12-mm spot size alexandrite laser with a fluence of 167.4 cal/cmMeanwhile, bullae appeared transiently in 3 target areas of 3 different participants in the second session of laser treatment, 2 of whom were treated with the combination therapy and 1 of whom was treated with the 12-mm spot size alexandrite laser (Responses to laser hair removal vary considerably among patients based on skin type, ethnicity, hair color, anatomical site, and the interval between treatment times.In our randomized, assessor-blinded trial, we found 86.0%, 79.6%, 73.6%, and 79.6% hair reduction 8 months after 4 treatment sessions with the 18- and 12-mm spot size alexandrite, 12-mm spot size Nd:YAG, and combined 12-mm spot size alexandrite and Nd:YAG lasers, respectively (Despite other studies showing more efficacy of the alexandrite rather than the Nd:YAG laser,It has been demonstrated that scattering of the laser beam is affected by the spot size.Limitations of the trial include the dropout rate of 25% and the method of assessing hair counts.