Fotolia 48174547 XXLCosmetic or esthetic surgery is used to alter a person's appearance for a 'more desirable look' or for functional reasons such as breast reduction to reduce neck and back pain. Reconstructive plastic surgery is used to repair damaged tissue after illness or injury. Some of the most common cosmetic surgery procedures are breast augmentation, breast reduction, eyelid surgery, liposuction and ear reshaping. The most common non-surgical procedures include botulinum toxin injections, dermal fillers, chemical peels, microdermabrasion and laser and intense light treatments.