Laser hair removal works by destroying the hair follicle with a laser so that the follicle cannot grow new hair, resulting in permanent hair removal. Although this method is a minimally invasive treatment, it is usually somewhat painful. The degree of pain is mainly related to the area of hair removal, the pain threshold and the hair removal equipment of the treated person. Generally speaking, the pain of laser hair removal is tolerable.1. Hair removal site: the hair removal site and the hair condition have a more obvious impact on the pain level. In general, when removing lip hair and back of hand hair, as these parts are more sensitive, compared with the removal of leg hair will be more painful. When removing hairline, beard and armpit hair, because the hair is thicker and darker, the pain when removing hair will also be heavier; 2. Pain threshold: there are individual differences in pain threshold, some people have a low pain point, so when doing laser hair removal, they will feel more pain, some people have a high pain point and usually do not feel the pain of laser hair removal. Those with lower pain points may choose to apply surface anesthetic before treatment, then there will be no significant pain during the treatment, only a slight tingling sensation may be felt in the treatment area. During the recovery process after hair removal, there may be a certain amount of pain, but generally tolerable; 3, hair removal equipment: the pain level of hair removal is also related to the equipment, usually using 810mm semiconductor for ice point laser hair removal, the pain is lighter and the hair removal speed is faster. At the same time, after hair removal, there may be a slight burning sensation and a slight redness, you can apply cold compresses to eliminate the redness and swelling. Also pay attention to the protection of the wound, ensure local cleanliness and dryness, avoid direct sunlight to avoid causing melanin deposition.