After entering puberty, the vast majority of women will be in the pubic mound or armpit, the situation of growing pubic hair or armpit hair, which is a normal phenomenon. If there is no pubic hair, it is likely that the local hair follicles are not developed, or there has been a history of trauma, resulting in localized damage to the hair follicles, so there will be no pubic hair, and it is recommended to go to the hospital to do the appropriate examination. If the development of the vulva is normal, the absence of pubic hair will not affect menstruation, nor will it affect sex life, nor will it affect pregnancy and childbirth. In addition, due to individual differences, everyone’s pubic hair is not the same thickness and sparseness, which is the same reason with the amount of hair, some people’s hair follicles are particularly developed, hair is particularly large, and some people are relatively small, are normal phenomena, as long as it does not affect the body’s function, the clinic can not be given to the treatment.