It is important to note that fold lines from the edge of the nose to the corner of the mouth and those from the corner of the mouth to the chin are very difficult lines to correct. The recommended treatment for these lines are fillers such as Collagen, Restylane or Radiesse (Radiance).
A relaxed masseter muscle thins out. The aesthetic effect is a reduction in the flared or enlarged nature of the jawline. Within a week or two, most patients notice their jawline feels softer when they bite down and touch it. A more rounded jawline is usually noticeable within six weeks.