As we grow older, we experience a multitude of changes - both emotionally and physically - and while those changes can be challenging at times, it is inevitable.
One way we see the process of ageing is right in front of us with the skin on our faces, our hands, and the rest of our body - in many ways telling the story of our lives.
But what is actually happening as our skin continues to age throughout our lives.
Joining Jonathan to discuss this is consultant dermatologist, Professor Caitriona Ryan.