Obesity lines are medically known as swelling lines or atrophy lines, once formed, it is difficult to completely remove, swelling lines on the chest can be reduced through medication, chemotherapy, physical therapy and other ways to alleviate the symptoms. 1. Medication: Early swelling lines can be applied locally under the guidance of a doctor using medications such as cumulonimbus cream and vitamin A acid preparation, but it may cause erythema, flaking, dryness, itching and other side effects, and is prohibited during pregnancy and breastfeeding women. 2. Chemical treatment: the use of malic acid, citric acid liquid and other high concentrations of fruit acids to promote the chest skin cuticle shedding, accelerate the renewal of keratinocytes, in order to reconstruct the epithelial tissue, to improve the symptoms of atrophic lines, for the treatment of the early expansion of the line of the effect is better, but it may leave a scar. 3. Physical therapy: laser treatment is mainly fractional laser, can be produced through the local photothermal effect, stimulate the dermis collagen fibers and elastic fibers regeneration and remodeling, in order to improve the effect of expansion lines, generally need more than one time to achieve the desired results. Once the formation of swelling lines is difficult to completely eliminate, conscious of the impact on aesthetics need to go to a regular hospital, under the guidance of the doctor to choose the best treatment program. Scientific weight loss and weight control can limit the development of atrophy lines.