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Why Do We Get Wrinkles and What Actually Causes Them?

Nearly all of us blame the calendar for wrinkles, but the science says the calendar is mostly innocent.

Estimates put at least 80% of visible facial ageing down to sun exposure, not birthdays. In this episode, Jen, Chris and Matt go one layer beneath the surface of the skin to find out what a wrinkle actually is. They cover the slow collagen decline that starts in the late twenties, the fibroblasts that build the skin's scaffolding, and the MMP enzymes that break it down again. They explain how UV light manages to speed up demolition and quieten repair in a single move, why not all wrinkles…

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