Hair removal that leaves black spots on the hair shaft can be improved by physical therapy. Hair removal with black spots is usually due to the choice of depilatory cream hair removal, waxing hair removal, razor hair removal and other factors related to this kind of way are temporary hair removal, can not destroy the hair follicles, so it will lead to hair removal with black spots, which is a normal phenomenon. If you want to not leave hair root black spots, it is recommended that patients need to change the way of hair removal, you can choose intense pulsed light, semiconductor laser hair removal to achieve permanent hair removal, through intense pulsed light and laser to act on the deep hair follicles, so that their necrosis, you can achieve permanent hair removal, but also to avoid the phenomenon of the black spots of the hair root. Hair removal leaves black spots of hair roots can choose physical therapy, it is recommended that patients choose a formal hospital operation, not private treatment, so as not to lead to adverse consequences.