Acne is mainly related to factors such as increased sebaceous gland secretion, pore blockage and malassezia infection. After entering adolescence, the level of androgen, especially testosterone, rises rapidly, which promotes the development of sebaceous glands and produces a lot of sebum. Acne is a chronic inflammatory skin disease of sebaceous unit of hair follicle. Laser acne is the use of a specific wavelength of laser, which has a strong inhibitory effect on excessive sebum produced by acne, killing all kinds of bacteria that cause acne, and making new acne disappear in time. In addition, the laser can effectively stimulate the regeneration of collagen in the skin, so that the uneven traces left after acne can be restored to smoothness. With the laser grinding function, it integrates the two-way effects of acne removal and scar removal, and the treatment of acne is more perfect. I hope my suggestion is helpful to you. If you want to gain more authoritative knowledge of medical beauty, you need lemon to love beauty.