Ah yes, skin ageing… Some people are terrified of it, others couldn't care less. Neither attitude is ideal if you want to keep your skin healthy. The fact is, ageing is inevitable. But what we do can still influence it – we can slow it down or speed it up. Ageing is divided into intrinsic and extrinsic. Intrinsic ageing is an unavoidable physiological process driven mainly by genetics – so...