This heat damages, dries, changes or destroys the target tissue. Damage may be either general, non-selective or highly selective for specific parts of the tissue or specific cells.
Lasers also stimulate collagen and elastin contraction and contribute to new collagen formation.
Lasers offer many advantages over conventional treatment methods, among them hemostasis and sterility of the operating field. The newer laser devices are designed to achieve high precision and selective tissue destruction. The aging process, over exposure to sun, smoking, poor nutrition and alcohol accelerate skin wrinkling. Facial skin tends to loosen and sag with time. Fine lines appear near the eyes, on or around the lips.