Liposuction contours and removes fat deposits from areas of the body that don't change with diet and exercise. The most popular form of liposuction as well as the most common cosmetic procedure in the U.S. is tumescent liposuction, which is more effective, safer and less painful than traditional liposuction, and has a quicker recovery time. It is performed as an outpatient procedure and does not require general anesthesia.