Traumatic lacerations and surgical incisions always result in inevitable scars. There are a large number of patients with scars following surgery or trauma. Management of scars is a complicate and systematic project. Before a surgery, incision design and standard suture protocol should be paid attention, then silicone products, corticosteroids and tension-free methods could be used to prevent scars, many therapeutic regimens such as topical scar therapies, intralesional scar therapies, physical therapies, surgeries, and autologous fat grafting are effective to relieve scar related symptoms and signs. This article provides an overview of currently approaches to prevent and manage scars.