Stretch marks are a phenomenon of broken skin fibers during pregnancy. Treatment during pregnancy is not recommended to avoid affecting the growth and development of the fetus. After giving birth to a baby, they can be removed by topical medication, physical therapy or surgical treatment. 1. Topical medication: stretch marks are not formed for too long, you can use Vitamin A cream topical application, which can increase the content of elastic fibers in the stretch marks and help to fade stretch marks. However, it is necessary to know whether the use of drugs during breastfeeding will affect the fetus. 2. Physical therapy: Physical therapy includes radiofrequency technology, microcrystalline skin resurfacing, laser treatment and so on. Through the action of radiofrequency waves, it can reach the dermis layer of the skin and produce a large amount of heat energy, which can make the dermal collagen fibers heat denaturation and then regeneration, which can help to lighten the stretch marks. 3. Surgery: If the abdominal wall is loose, wrinkled and stretch marks are obvious, abdominal wall surgery can be performed to remove part of the skin to improve the appearance. Stretch marks generally do not affect the health of the body, but will affect the aesthetics, with the prolongation of time can gradually fade, but it is generally difficult to completely disappear. If there is a need for treatment, it is recommended to choose a large-scale regular hospital, under the guidance of the doctor to choose the appropriate treatment method.