The Science of Aging

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If your face is wrinkling, joints are creaking and eyesight failing, it's time to face facts: you're getting old. But what causes ageing, anyway, and why is it so damn inevitable?

This video gives a bright and breezy overview of why we all succumb to the ageging process. In a word, telomeres—but we'll let the video explain that in more detail. [ASAP Science]