Teenagers do not need to be treated when there are no uncomfortable symptoms, but can be treated through surgery and wrinkle injections when there is a need for cosmetic treatment. 1. Surgery: This treatment involves surgically lifting the fascia and muscles upward to remove headlines. 2. Injection wrinkle reduction: This method is to inject substances into the forehead to fill in the tissues so as to remove wrinkles, commonly used injection substances are hyaluronic acid, botulinum toxin and so on. It is recommended to go to the hospital in time when teenagers have serious head lines, and under the assessment of the physician to carry out the relevant treatment.