Monopolar radiofrequency delivers the electric current to the skin. The epidermis is spared by applying a cooling spray that protects it from the heating while dermis is then heated uniformly and volumetrically. Partial collagen denaturation occurs which leads to collagen contraction and skin tightening. More tightening follows due to a natural wound healing response that triggers new collagen formation and further skin contraction. Aside from wrinkles reduction, successful treatment of moderate to severe cystic acne, acne scarring, and cellulite. Radiofrequency technology continues to advance rapidly, providing dermatologists with an expanding array of skin rejuvenation techniques that result in few adverse effects and minimal downtime for patients. Everybody is a good candidate for RF, but it is of special significance to those who do not like invasive surgical intervention, and who is still young for surgery.