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Why do people get wrinkles? © Getty Images

Why do people get wrinkles?

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As you get older your brow will furrow, your skin will crease and your eyes gain crow's feet.

Asked by: Ryan Hammond, US

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Your skin isn’t completely flexible and collagen fibres can get microscopic tears when they are folded or stretched. Mostly your body will repair this damage but sometimes the new collagen fibres will be too long and your skin will get a little baggier. Or they might be too short and pinch the skin slightly.

Over time, these botched repairs accumulate at points where our face is frequently creased, such as the laughter lines round the eyes.


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Authors

luis villazon
Luis VillazonQ&A expert

Luis trained as a zoologist, but now works as a science and technology educator. In his spare time he builds 3D-printed robots, in the hope that he will be spared when the revolution inevitably comes.

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