The answer is loss of elasticity. It's the structural change barbers and estheticians point to first when talking about aged skin.
Increased oiliness, more blackheads, and pigment loss are all things that can happen to skin, but none of them is the defining hallmark of aging the way elasticity loss is. As collagen and elastin production slows with age, skin loses its ability to snap back — that's the change that actually characterizes aged skin.
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