Laser hair removal is just what it sounds like — it’s a professional hair removal method that uses lasers to destroy hair follicles with heat — but there are a lot of unanswered questions surrounding the topic of laser hair removal. For example: How long does it last, or when is the best time of year to do it? If you’ve ever found yourself contemplating laser hair removal but were unsure whether or not it was right for you, we spoke to Christian Karavolas, laser hair removal expert and founder of New York City-based salon, Romeo and Juliette Laser Hair Removal, to answer all of your most pressing laser hair removal questions, ahead.What Is Laser Hair Removal?“Laser hair removal is a monochromatic beam of light that bypasses the epidermis (the top layer of your skin) and disables the reproductive cycle of the hair within the follicle,” explains Karavolas. This is what makes laser so effective at removing hair long term.