As we start to age and appearance of a double chin due our skin starts to feel sagging. But it's not just that the skin's underlying structure is breaking down over time, this is what we call aging. It robs our skin of its youthful plumpness and resilience. Our skin then renews itself at a much slower pace than it used to. There is also sun damage, weight changes, and other factors that also add to this, and you'll see your skin sag. And before you know it, droopy jowls will make an appearance.