Growing up and growing old can lead to some significant changes in our family relationships.

Where once the children were the ones in need of care and attention, they sometimes need to become the carers in turn.

But what do those changes mean for our relationships with each other?And what is it like when you realise that you share the same traits that drive you to distraction?

Todd Alexander talks about his own experience and his new book, Over the Hill & Up the Wall.