— A wide variety of lasers can now induce permanent changes in unwanted hair.
— Hair removal lasers are distinguished not only by their emitted wavelengths, but also by their delivered pulse durations, peak fluences, spot size delivery systems, and associated cooling.
— Nd:YAG lasers with effective cooling represent the safest approach for the treatment of darker skin.
— Complications from laser hair removal are more common in darker skin types.
— Pain during laser hair removal is generally a heat-related phenomenon and is multifactorial.
— Laser treatment of nonpigmented hairs remains a challenge.
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