How permanent is laser hair removal? Laser hair removal is permanent when the hair follicle is destroyed. When the hair follicle is only damaged, the hair will eventually regrow. ... Most people can expect some hair regrowth within a few months. Once this happens, they can opt for more removal treatments. Is it worth getting laser hair removal? If you add up how much you spend on razors or bikini wax sessions in your lifetime, it might be worth the $200-$400 per session of laser hair removal. You can think of laser hair removal as a beauty investment. ... If done by an untrained technician, laser hair removal could leave burns or scars on the skin What happens if you don't shave before laser hair removal? Lasers heat hair to damage the stem cells in hair follicles, but if the hair is too long, the laser can burn your skin. ... "Freshly shaved is the best for treatment." If you can't resist waxing, allow hair to grow in for at least one week before a laser appointment. Can you get skin cancer from laser hair removal? As of now, no research has showed the light energy from hair removal lasers can cause cancer. But there are some risks involved like redness, scarring and discoloration in the treated area.If a patient experiences some irritation after a laser session, several remedies can help soothe the treated area