Together with the Lower Neck, is a very difficult area to treat, and is presenting much younger these days as a result of the fashion to show this area year round. As we get older, like in the hands, we lose Fat as well as the skin becoming thinner. If the skin is very thin, heat treatments such as NeckTite can be unpredictable, and best avoided.
The newer fillers have shown great short-term improvements, although a good cost to benefit achieved ratio has yet to be proven. Fat Transfer has shown excellent results in some people, and it will be interesting to see the results of combining MicroFat+PRP and NanoFat+PRP.