Dr Arun Midha studied at the Universities of Swansea, Oxford and Cardiff before pursuing his career in public health and the regulation and education of health professionals, including doctors. For many years he was a member of the General Medical Council. He remains actively involved in health matters and the NHS in Wales through his ongoing work in Continuing Healthcare. He has also held a number of public appointments including as a Lay member on the Commons Select Committee on Standards, Welsh Language Board and was High Sheriff of South Glamorgan.