Psychiatrists have long known that the most common mental illness is loneliness. Social disconnection has long been known to contribute to suicidality and depression. However, there remain serious questions regarding how this interrelates with the issue of growing old. Is growing old, as we are often told, about ignoring ageing altogether and living life to the fullest? In this opinion piece, CEPAR researcher Neil Jeyasingham discusses the challenge of how to grow old.