Growth lines are caused by rapid growth, which leads to the formation of elastic fibers in the skin that degenerate and break, and usually do not disappear on their own, mainly through the application of ointments and laser surgery to improve the situation. Growth lines are caused by the rapid growth of the human body, which leads to the degeneration of the collagen fibers under the skin, resulting in the formation of crack-like appearance, white and red stripes, which need to be faded through treatment. Currently, the main method of treatment is through the application of ointment and laser surgery, in the drug can use sodium heparin allantoin gel and polysulfonic acid mucopolysaccharide cream, the use of drugs need to follow the doctor’s instructions, do not blindly use drugs. If the growth lines are more serious, you can choose laser treatment, such as fractional laser, gold microneedle and so on. After the appearance of growth lines, if it affects the appearance, it is recommended to go to the hospital in a timely manner to follow the doctor’s instructions for treatment.