Junior high school girls growing armpit hair can go to the formal institutions through the special shaver, laser hair removal, hair removal wax paper and so on to carry out the treatment, do not recommend self-operation, otherwise it may cause adverse reactions. 1. Special shaver: the advantage of using special shaver or razor to shave armpit hair is simple and fast, the disadvantage is that the maintenance time is relatively short, improper operation is also easy to scratch, and can only remove the surface of the hair, so it is recommended to go to the regular operation later. 2. Laser hair removal: laser hair removal uses the photothermal effect of laser to destroy the hair follicle tissue, so as to achieve the purpose of hair removal. 3. Wax paper: Wax paper is used to remove armpit hair by tearing and pulling, but if you are allergic to wax paper, it is recommended to stop using it. For female junior high school students who want to remove armpit hair, it is recommended to go to regular hospitals or medical institutions and operate under the guidance of doctors.