Laser hair removal principle is the use of selective photothermal theory, so that a specific wavelength laser penetrates the epidermal hair follicles, while the hair dry melanin selectively absorb laser energy, hair follicles by heat coagulation necrosis, the hair will no longer grow.
Laser only work in melanin within hair follicles, and sweat glands without melanin, it will not absorb laser energy damaging sweat glands, the human body has no other adverse effects.
Laser hair removal is a permanent hair removal. It will not be longer after it is finished, but it usually takes several times to be completely clean. The deeper the color, the fewer the number of treatments, but a slight pain.
About the time of hair removal:
Human hair growth cycle is divided into three stages: growth period, transition period, rest period. Only in the growth of the hair can be effectively removed. Because each person's hair growth is different, so to achieve good results generally require a course of treatment (3-6 times) treatment of facial treatment interval of 4-6 weeks, body treatment interval of 8-10 weeks, limbs should be spaced about 15 weeks.
The advantage of laser hair removal hair removal method in all the pain is relatively small a method of hair removal.
Fast, long, no side effects, one-time off large areas of hair.
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