Laser hair removal surgery is often used in back hair removal clinics. Generally speaking, the thicker, darker hair, laser treatment is more effective, while the back hair is usually finer, less, hair color is relatively lighter, laser treatment can only cause partial destruction of the hair follicle, so that the hair becomes shorter, finer, lighter in color as well as the growth rate slows down significantly, therefore, the laser hair removal on the back does not have the effect of the arm and other parts of the body is obvious, and should be combined with other treatments in order to improve the effectiveness of the treatment. Under normal circumstances, there will be a mild burning sensation after laser back hair removal, usually disappear within 2-3 hours; some patients have localized slight redness and swelling, usually recover within 2-3 days. Its side effects are rare, the most common is too much energy, resulting in skin burns, the formation of blisters, scarring, hyperpigmentation and hypopigmentation, and mostly caused by the doctor’s operation level is not up to standard, the instrument is not sensitive and other reasons. If no attention is paid to cleaning after hair removal, local skin infection may also occur, forming acute soft tissue inflammation. In addition, the preoperative examination is not meticulous, resulting in the people who are receiving hormone drug therapy, chemotherapy, radiotherapy, or people with skin infections or scarred physique received this treatment, which can aggravate the original disease, or even lead to more serious complications. Therefore, it is recommended that candidates choose regular medical institutions and professional doctors to carry out surgical treatment for back hair removal, which can guarantee the effect of the treatment as well as its safety.