Black and white pictures often show the changes more clearly. You can see even the skin under the eyes looks better
See how the asymmetry of the jaw has improved and the eyes look bigger and brighter.
Side view photographs help to study the posture. The way the head rest on the cervical spine alters as the position of the lower jaw changes, the health of the facial muscles improves and the deprogrammed muscles allow the forward head posture that occurs with ageing to change.
This can be seen more clearly here as you can see the radius of the curvature reduces and then you see less of the green colour.