To say goodbye to those fine lines or deep, soft tissue augmentation (such as lips) facial fillers are used. For this purpose fat injection, hyaluronic acid, collagen, Microspheres (Radiesse ® and Artefil ®) may be used. All these injectable fillers are placed by injection, so the usual risks associated such as groups of bruises, bumps, redness, adverse reactions to specific products, and in rare cases local infections may occur.