The most controversial topic of laser hair removal is the questions of what is it or does it really remove hair permanently. The question to answer first is if laser hair removal actually works. Yes it can work! Laser hair removal destroys hair follicles (root cells from which your hair grows). So what is laser hair removal? Laser hair removal rids of hair permanently. A laser passes through the skin harmlessly which damages or disables the hair follicle so that hair will not grow. You may have to undergo multiple procedure to make laser hair removal very effective.